Zn2C27N5H20O7C5NH4 crystallizes in the triclinic P1 space group. The structure consists of two 4,4'-bipyridine molecules inside a Zn2C27N5H20O7 framework. In the Zn2C27N5H20O7 framework, there are eight inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one N(16), one N(17), one O(1), one O(13), one O(17), and one O(5) atom to form corner-sharing ZnN2O4 octahedra. The Zn(1)-N(16) bond length is 2.30 Å. The Zn(1)-N(17) bond length is 2.22 Å. The Zn(1)-O(1) bond length is 2.05 Å. The Zn(1)-O(13) bond length is 2.02 Å. The Zn(1)-O(17) bond length is 2.14 Å. The Zn(1)-O(5) bond length is 2.06 Å. In the second Zn site, Zn(2) is bonded to one N(15), one N(18), one O(14), one O(18), one O(2), and one O(6) atom to form corner-sharing ZnN2O4 octahedra. The Zn(2)-N(15) bond length is 2.30 Å. The Zn(2)-N(18) bond length is 2.22 Å. The Zn(2)-O(14) bond length is 2.01 Å. The Zn(2)-O(18) bond length is 2.14 Å. The Zn(2)-O(2) bond length is 2.05 Å. The Zn(2)-O(6) bond length is 2.06 Å. In the third Zn site, Zn(3) is bonded to one N(14), one N(19), one O(15), one O(19), one O(3), and one O(7) atom to form corner-sharing ZnN2O4 octahedra. The Zn(3)-N(14) bond length is 2.30 Å. The Zn(3)-N(19) bond length is 2.22 Å. The Zn(3)-O(15) bond length is 2.01 Å. The Zn(3)-O(19) bond length is 2.14 Å. The Zn(3)-O(3) bond length is 2.05 Å. The Zn(3)-O(7) bond length is 2.07 Å. In the fourth Zn site, Zn(4) is bonded to one N(13), one N(20), one O(16), one O(20), one O(4), and one O(8) atom to form corner-sharing ZnN2O4 octahedra. The Zn(4)-N(13) bond length is 2.30 Å. The Zn(4)-N(20) bond length is 2.22 Å. The Zn(4)-O(16) bond length is 2.02 Å. The Zn(4)-O(20) bond length is 2.14 Å. The Zn(4)-O(4) bond length is 2.05 Å. The Zn(4)-O(8) bond length is 2.06 Å. In the fifth Zn site, Zn(5) is bonded to one N(1), one N(7), one N(9), one O(1), and one O(25) atom to form distorted corner-sharing ZnN3O2 square pyramids. The corner-sharing octahedral tilt angles are 36°. The Zn(5)-N(1) bond length is 2.11 Å. The Zn(5)-N(7) bond length is 2.04 Å. The Zn(5)-N(9) bond length is 2.07 Å. The Zn(5)-O(1) bond length is 2.28 Å. The Zn(5)-O(25) bond length is 2.11 Å. In the sixth Zn site, Zn(6) is bonded to one N(10), one N(2), one N(8), one O(2), and one O(26) atom to form distorted corner-sharing ZnN3O2 square pyramids. The corner-sharing octahedral tilt angles are 36°. The Zn(6)-N(10) bond length is 2.07 Å. The Zn(6)-N(2) bond length is 2.11 Å. The Zn(6)-N(8) bond length is 2.04 Å. The Zn(6)-O(2) bond length is 2.28 Å. The Zn(6)-O(26) bond length is 2.11 Å. In the seventh Zn site, Zn(7) is bonded to one N(11), one N(3), one N(5), one O(27), and one O(3) atom to form distorted corner-sharing ZnN3O2 square pyramids. The corner-sharing octahedral tilt angles are 36°. The Zn(7)-N(11) bond length is 2.07 Å. The Zn(7)-N(3) bond length is 2.11 Å. The Zn(7)-N(5) bond length is 2.04 Å. The Zn(7)-O(27) bond length is 2.11 Å. The Zn(7)-O(3) bond length is 2.28 Å. In the eighth Zn site, Zn(8) is bonded to one N(12), one N(4), one N(6), one O(28), and one O(4) atom to form distorted corner-sharing ZnN3O2 square pyramids. The corner-sharing octahedral tilt angles are 36°. The Zn(8)-N(12) bond length is 2.07 Å. The Zn(8)-N(4) bond length is 2.11 Å. The Zn(8)-N(6) bond length is 2.04 Å. The Zn(8)-O(28) bond length is 2.11 Å. The Zn(8)-O(4) bond length is 2.28 Å. There are eighty-two inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(5), one N(1), and one O(1) atom. The C(1)-C(5) bond length is 1.43 Å. The C(1)-N(1) bond length is 1.37 Å. The C(1)-O(1) bond length is 1.30 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(6), one N(2), and one O(2) atom. The C(2)-C(6) bond length is 1.43 Å. The C(2)-N(2) bond length is 1.37 Å. The C(2)-O(2) bond length is 1.30 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(7), one N(3), and one O(3) atom. The C(3)-C(7) bond length is 1.43 Å. The C(3)-N(3) bond length is 1.37 Å. The C(3)-O(3) bond length is 1.30 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(8), one N(4), and one O(4) atom. The C(4)-C(8) bond length is 1.43 Å. The C(4)-N(4) bond length is 1.37 Å. The C(4)-O(4) bond length is 1.30 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(1); one C(21,23,24); and one C(9) atom. The C(5)-C(21,23,24) bond length is 1.52 Å. The C(5)-C(9) bond length is 1.40 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(10), one C(2), and one C(22) atom. The C(6)-C(10) bond length is 1.40 Å. The C(6)-C(22) bond length is 1.52 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(11,12); one C(21,23,24); and one C(3) atom. The C(7)-C(11,12) bond length is 1.40 Å. The C(7)-C(21,23,24) bond length is 1.52 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(11,12); one C(21,23,24); and one C(4) atom. The C(8)-C(11,12) bond length is 1.40 Å. The C(8)-C(21,23,24) bond length is 1.52 Å. In the ninth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(13), one C(5), and one H(9) atom. The C(9)-C(13) bond length is 1.40 Å. The C(9)-H(9) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(14,16); one C(6); and one H(10,12) atom. The C(10)-C(14,16) bond length is 1.40 Å. The C(10)-H(10,12) bond length is 1.09 Å. In the eleventh C site, C(11,12) is bonded in a distorted trigonal planar geometry to one C(15), one C(7), and one H(11) atom. The C(11,12)-C(15) bond length is 1.40 Å. The C(11,12)-H(11) bond length is 1.09 Å. In the twelfth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(17), one C(9), and one H(13) atom. The C(13)-C(17) bond length is 1.39 Å. The C(13)-H(13) bond length is 1.09 Å. In the thirteenth C site, C(14,16) is bonded in a distorted trigonal planar geometry to one C(10), one C(18), and one H(14) atom. The C(14,16)-C(18) bond length is 1.39 Å. The C(14,16)-H(14) bond length is 1.09 Å. In the fourteenth C site, C(15) is bonded in a distorted trigonal planar geometry to one C(11,12); one C(19); and one H(15,16) atom. The C(15)-C(19) bond length is 1.39 Å. The C(15)-H(15,16) bond length is 1.09 Å. In the fifteenth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(13); one N(1); and one H(17,19) atom. The C(17)-N(1) bond length is 1.34 Å. The C(17)-H(17,19) bond length is 1.09 Å. In the sixteenth C site, C(18) is bonded in a distorted trigonal planar geometry to one C(14,16); one N(2); and one H(18,20) atom. The C(18)-N(2) bond length is 1.34 Å. The C(18)-H(18,20) bond length is 1.09 Å. In the seventeenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(15); one N(3); and one H(17,19) atom. The C(19)-N(3) bond length is 1.34 Å. The C(19)-H(17,19) bond length is 1.09 Å. In the eighteenth C site, C(20) is bonded in a distorted trigonal planar geometry to one C(14,16); one N(4); and one H(18,20) atom. The C(20)-C(14,16) bond length is 1.39 Å. The C(20)-N(4) bond length is 1.34 Å. The C(20)-H(18,20) bond length is 1.09 Å. In the nineteenth C site, C(21,23,24) is bonded in a distorted bent 120 degrees geometry to one C(5); one O(5); and one O(9,12) atom. The C(21,23,24)-O(5) bond length is 1.29 Å. The C(21,23,24)-O(9,12) bond length is 1.26 Å. In the twentieth C site, C(22) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(10), and one O(6) atom. The C(22)-O(10) bond length is 1.26 Å. The C(22)-O(6) bond length is 1.29 Å. In the twenty-first C site, C(25) is bonded in a 3-coordinate geometry to one C(29), one N(5), and one O(13) atom. The C(25)-C(29) bond length is 1.44 Å. The C(25)-N(5) bond length is 1.38 Å. The C(25)-O(13) bond length is 1.29 Å. In the twenty-second C site, C(26) is bonded in a 3-coordinate geometry to one C(30), one N(6), and one O(14) atom. The C(26)-C(30) bond length is 1.44 Å. The C(26)-N(6) bond length is 1.38 Å. The C(26)-O(14) bond length is 1.29 Å. In the twenty-third C site, C(27) is bonded in a 3-coordinate geometry to one C(31), one N(7), and one O(15) atom. The C(27)-C(31) bond length is 1.44 Å. The C(27)-N(7) bond length is 1.38 Å. The C(27)-O(15) bond length is 1.29 Å. In the twenty-fourth C site, C(28) is bonded in a 3-coordinate geometry to one C(32), one N(8), and one O(16) atom. The C(28)-C(32) bond length is 1.44 Å. The C(28)-N(8) bond length is 1.38 Å. The C(28)-O(16) bond length is 1.29 Å. In the twenty-fifth C site, C(29) is bonded in a trigonal planar geometry to one C(25); one C(33,34,36); and one C(45) atom. The C(29)-C(33,34,36) bond length is 1.39 Å. The C(29)-C(45) bond length is 1.52 Å. In the twenty-sixth C site, C(30) is bonded in a trigonal planar geometry to one C(26); one C(33,34,36); and one C(46) atom. The C(30)-C(33,34,36) bond length is 1.39 Å. The C(30)-C(46) bond length is 1.52 Å. In the twenty-seventh C site, C(31) is bonded in a trigonal planar geometry to one C(27), one C(35), and one C(47) atom. The C(31)-C(35) bond length is 1.39 Å. The C(31)-C(47) bond length is 1.52 Å. In the twenty-eighth C site, C(32) is bonded in a trigonal planar geometry to one C(28); one C(33,34,36); and one C(48) atom. The C(32)-C(33,34,36) bond length is 1.39 Å. The C(32)-C(48) bond length is 1.52 Å. In the twenty-ninth C site, C(33,34,36) is bonded in a distorted single-bond geometry to one C(29) and one H(21,22,23,24) atom. The C(33,34,36)-H(21,22,23,24) bond length is 1.09 Å. In the thirtieth C site, C(35) is bonded in a distorted single-bond geometry to one C(31) and one H(21,22,23,24) atom. The C(35)-H(21,22,23,24) bond length is 1.09 Å. In the thirty-first C site, C(37,38) is bonded in a distorted single-bond geometry to one C(41) and one H(25,26,27,28) atom. The C(37,38)-C(41) bond length is 1.39 Å. The C(37,38)-H(25,26,27,28) bond length is 1.09 Å. In the thirty-second C site, C(39) is bonded in a distorted single-bond geometry to one C(43) and one H(25,26,27,28) atom. The C(39)-C(43) bond length is 1.39 Å. The C(39)-H(25,26,27,28) bond length is 1.09 Å. In the thirty-third C site, C(40) is bonded in a distorted single-bond geometry to one C(44) and one H(25,26,27,28) atom. The C(40)-C(44) bond length is 1.39 Å. The C(40)-H(25,26,27,28) bond length is 1.09 Å. In the thirty-fourth C site, C(41) is bonded in a distorted trigonal planar geometry to one C(37,38); one N(5); and one H(29,30) atom. The C(41)-N(5) bond length is 1.34 Å. The C(41)-H(29,30) bond length is 1.09 Å. In the thirty-fifth C site, C(42) is bonded in a distorted trigonal planar geometry to one C(37,38); one N(6); and one H(29,30) atom. The C(42)-C(37,38) bond length is 1.39 Å. The C(42)-N(6) bond length is 1.34 Å. The C(42)-H(29,30) bond length is 1.09 Å. In the thirty-sixth C site, C(43) is bonded in a distorted trigonal planar geometry to one C(39), one N(7), and one H(31) atom. The C(43)-N(7) bond length is 1.34 Å. The C(43)-H(31) bond length is 1.09 Å. In the thirty-seventh C site, C(44) is bonded in a distorted trigonal planar geometry to one C(40), one N(8), and one H(32) atom. The C(44)-N(8) bond length is 1.34 Å. The C(44)-H(32) bond length is 1.09 Å. In the thirty-eighth C site, C(45) is bonded in a distorted bent 120 degrees geometry to one C(29); one O(17); and one O(21,23,24) atom. The C(45)-O(17) bond length is 1.31 Å. The C(45)-O(21,23,24) bond length is 1.25 Å. In the thirty-ninth C site, C(46) is bonded in a distorted bent 120 degrees geometry to one C(30), one O(18), and one O(22) atom. The C(46)-O(18) bond length is 1.31 Å. The C(46)-O(22) bond length is 1.25 Å. In the fortieth C site, C(47) is bonded in a distorted bent 120 degrees geometry to one C(31); one O(19); and one O(21,23,24) atom. The C(47)-O(19) bond length is 1.31 Å. The C(47)-O(21,23,24) bond length is 1.25 Å. In the forty-first C site, C(48) is bonded in a distorted bent 120 degrees geometry to one C(32); one O(20); and one O(21,23,24) atom. The C(48)-O(20) bond length is 1.31 Å. The C(48)-O(21,23,24) bond length is 1.25 Å. In the forty-second C site, C(49) is bonded in a distorted trigonal planar geometry to one C(53,54,55); one N(9); and one H(33,34,35,36) atom. The C(49)-C(53,54,55) bond length is 1.39 Å. The C(49)-N(9) bond length is 1.35 Å. The C(49)-H(33,34,35,36) bond length is 1.09 Å. In the forty-third C site, C(50) is bonded in a distorted trigonal planar geometry to one C(53,54,55); one N(10); and one H(33,34,35,36) atom. The C(50)-C(53,54,55) bond length is 1.39 Å. The C(50)-N(10) bond length is 1.35 Å. The C(50)-H(33,34,35,36) bond length is 1.09 Å. In the forty-fourth C site, C(51) is bonded in a distorted trigonal planar geometry to one C(53,54,55); one N(11); and one H(33,34,35,36) atom. The C(51)-C(53,54,55) bond length is 1.39 Å. The C(51)-N(11) bond length is 1.35 Å. The C(51)-H(33,34,35,36) bond length is 1.09 Å. In the forty-fifth C site, C(52) is bonded in a distorted trigonal planar geometry to one C(56); one N(12); and one H(33,34,35,36) atom. The C(52)-C(56) bond length is 1.39 Å. The C(52)-N(12) bond length is 1.35 Å. The C(52)-H(33,34,35,36) bond length is 1.09 Å. In the forty-sixth C site, C(53,54,55) is bonded in a distorted single-bond geometry to one C(49); one C(57,60); and one H(37,38,39,40) atom. The C(53,54,55)-C(57,60) bond length is 1.40 Å. The C(53,54,55)-H(37,38,39,40) bond length is 1.09 Å. In the forty-seventh C site, C(56) is bonded in a distorted single-bond geometry to one C(52); one C(57,60); and one H(37,38,39,40) atom. The C(56)-C(57,60) bond length is 1.40 Å. The C(56)-H(37,38,39,40) bond length is 1.09 Å. In the forty-eighth C site, C(57,60) is bonded in a trigonal planar geometry to one C(53,54,55); one C(61,62,63); and one C(77,78,79) atom. The C(57,60)-C(61,62,63) bond length is 1.40 Å. The C(57,60)-C(77,78,79) bond length is 1.48 Å. In the forty-ninth C site, C(58) is bonded in a trigonal planar geometry to one C(53,54,55); one C(61,62,63); and one C(77,78,79) atom. The C(58)-C(53,54,55) bond length is 1.40 Å. The C(58)-C(61,62,63) bond length is 1.40 Å. The C(58)-C(77,78,79) bond length is 1.48 Å. In the fiftieth C site, C(59) is bonded in a trigonal planar geometry to one C(53,54,55); one C(61,62,63); and one C(77,78,79) atom. The C(59)-C(53,54,55) bond length is 1.40 Å. The C(59)-C(61,62,63) bond length is 1.40 Å. The C(59)-C(77,78,79) bond length is 1.48 Å. In the fifty-first C site, C(61,62,63) is bonded in a distorted single-bond geometry to one C(57,60); one C(65); and one H(41,42,43,44) atom. The C(61,62,63)-C(65) bond length is 1.39 Å. The C(61,62,63)-H(41,42,43,44) bond length is 1.09 Å. In the fifty-second C site, C(64) is bonded in a distorted single-bond geometry to one C(57,60); one C(68); and one H(41,42,43,44) atom. The C(64)-C(57,60) bond length is 1.40 Å. The C(64)-C(68) bond length is 1.39 Å. The C(64)-H(41,42,43,44) bond length is 1.09 Å. In the fifty-third C site, C(65) is bonded in a distorted trigonal planar geometry to one C(61,62,63); one N(9); and one H(45,46,47) atom. The C(65)-N(9) bond length is 1.35 Å. The C(65)-H(45,46,47) bond length is 1.09 Å. In the fifty-fourth C site, C(66) is bonded in a distorted trigonal planar geometry to one C(61,62,63); one N(10); and one H(45,46,47) atom. The C(66)-C(61,62,63) bond length is 1.39 Å. The C(66)-N(10) bond length is 1.35 Å. The C(66)-H(45,46,47) bond length is 1.09 Å. In the fifty-fifth C site, C(67) is bonded in a distorted trigonal planar geometry to one C(61,62,63); one N(11); and one H(45,46,47) atom. The C(67)-C(61,62,63) bond length is 1.39 Å. The C(67)-N(11) bond length is 1.35 Å. The C(67)-H(45,46,47) bond length is 1.09 Å. In the fifty-sixth C site, C(68) is bonded in a distorted trigonal planar geometry to one C(64), one N(12), and one H(48) atom. The C(68)-N(12) bond length is 1.35 Å. The C(68)-H(48) bond length is 1.09 Å. In the fifty-seventh C site, C(69) is bonded in a distorted trigonal planar geometry to one N(13) and one H(49,52) atom. The C(69)-N(13) bond length is 1.34 Å. The C(69)-H(49,52) bond length is 1.09 Å. In the fifty-eighth C site, C(70,71,72) is bonded in a distorted bent 120 degrees geometry to one N(14) and one H(50,51) atom. The C(70,71,72)-N(14) bond length is 1.34 Å. The C(70,71,72)-H(50,51) bond length is 1.09 Å. In the fifty-ninth C site, C(73,76) is bonded in a distorted single-bond geometry to one C(77,78,79) and one H(53,54,55,56) atom. The C(73,76)-C(77,78,79) bond length is 1.40 Å. The C(73,76)-H(53,54,55,56) bond length is 1.09 Å. In the sixtieth C site, C(74) is bonded in a distorted single-bond geometry to one C(77,78,79) and one H(53,54,55,56) atom. The C(74)-C(77,78,79) bond length is 1.40 Å. The C(74)-H(53,54,55,56) bond length is 1.09 Å. In the sixty-first C site, C(75) is bonded in a distorted single-bond geometry to one C(77,78,79) and one H(53,54,55,56) atom. The C(75)-C(77,78,79) bond length is 1.40 Å. The C(75)-H(53,54,55,56) bond length is 1.09 Å. In the sixty-second C site, C(77,78,79) is bonded in a trigonal planar geometry to one C(57,60); one C(73,76); and one C(81,84) atom. The C(77,78,79)-C(81,84) bond length is 1.40 Å. In the sixty-third C site, C(80) is bonded in a trigonal planar geometry to one C(57,60); one C(73,76); and one C(81,84) atom. The C(80)-C(57,60) bond length is 1.48 Å. The C(80)-C(73,76) bond length is 1.40 Å. The C(80)-C(81,84) bond length is 1.40 Å. In the sixty-fourth C site, C(81,84) is bonded in a distorted single-bond geometry to one C(77,78,79); one C(85); and one H(57,58,59,60) atom. The C(81,84)-C(85) bond length is 1.39 Å. The C(81,84)-H(57,58,59,60) bond length is 1.09 Å. In the sixty-fifth C site, C(82) is bonded in a distorted single-bond geometry to one C(77,78,79); one C(86,87,88); and one H(57,58,59,60) atom. The C(82)-C(77,78,79) bond length is 1.40 Å. The C(82)-C(86,87,88) bond length is 1.39 Å. The C(82)-H(57,58,59,60) bond length is 1.09 Å. In the sixty-sixth C site, C(83) is bonded in a distorted single-bond geometry to one C(77,78,79); one C(86,87,88); and one H(57,58,59,60) atom. The C(83)-C(77,78,79) bond length is 1.40 Å. The C(83)-C(86,87,88) bond length is 1.39 Å. The C(83)-H(57,58,59,60) bond length is 1.09 Å. In the sixty-seventh C site, C(85) is bonded in a distorted trigonal planar geometry to one C(81,84); one N(13); and one H(61,64) atom. The C(85)-N(13) bond length is 1.34 Å. The C(85)-H(61,64) bond length is 1.09 Å. In the sixty-eighth C site, C(86,87,88) is bonded in a distorted trigonal planar geometry to one C(82), one N(14), and one H(62) atom. The C(86,87,88)-N(14) bond length is 1.34 Å. The C(86,87,88)-H(62) bond length is 1.09 Å. In the sixty-ninth C site, C(89,91) is bonded in a distorted trigonal planar geometry to one C(93,94,95); one N(17); and one H(65,66,67) atom. The C(89,91)-C(93,94,95) bond length is 1.39 Å. The C(89,91)-N(17) bond length is 1.34 Å. The C(89,91)-H(65,66,67) bond length is 1.09 Å. In the seventieth C site, C(90) is bonded in a distorted trigonal planar geometry to one C(93,94,95); one N(18); and one H(65,66,67) atom. The C(90)-C(93,94,95) bond length is 1.39 Å. The C(90)-N(18) bond length is 1.34 Å. The C(90)-H(65,66,67) bond length is 1.09 Å. In the seventy-first C site, C(92) is bonded in a distorted trigonal planar geometry to one C(96), one N(20), and one H(68) atom. The C(92)-C(96) bond length is 1.39 Å. The C(92)-N(20) bond length is 1.34 Å. The C(92)-H(68) bond length is 1.09 Å. In the seventy-second C site, C(93,94,95) is bonded in a distorted single-bond geometry to one C(89,91); one C(97); and one H(69,70,71) atom. The C(93,94,95)-C(97) bond length is 1.41 Å. The C(93,94,95)-H(69,70,71) bond length is 1.09 Å. In the seventy-third C site, C(96) is bonded in a distorted single-bond geometry to one C(100), one C(92), and one H(72) atom. The C(96)-C(100) bond length is 1.41 Å. The C(96)-H(72) bond length is 1.09 Å. In the seventy-fourth C site, C(97) is bonded in a trigonal planar geometry to one C(101,102,103); one C(93,94,95); and one C(98) atom. The C(97)-C(101,102,103) bond length is 1.40 Å. The C(97)-C(98) bond length is 1.48 Å. In the seventy-fifth C site, C(98) is bonded in a trigonal planar geometry to one C(101,102,103); one C(93,94,95); and one C(97) atom. The C(98)-C(101,102,103) bond length is 1.40 Å. The C(98)-C(93,94,95) bond length is 1.41 Å. In the seventy-sixth C site, C(99) is bonded in a trigonal planar geometry to one C(100); one C(101,102,103); and one C(93,94,95) atom. The C(99)-C(100) bond length is 1.48 Å. The C(99)-C(101,102,103) bond length is 1.40 Å. The C(99)-C(93,94,95) bond length is 1.41 Å. In the seventy-seventh C site, C(100) is bonded in a trigonal planar geometry to one C(104), one C(96), and one C(99) atom. The C(100)-C(104) bond length is 1.40 Å. In the seventy-eighth C site, C(101,102,103) is bonded in a distorted single-bond geometry to one C(105,107); one C(97); and one H(73,75) atom. The C(101,102,103)-C(105,107) bond length is 1.39 Å. The C(101,102,103)-H(73,75) bond length is 1.09 Å. In the seventy-ninth C site, C(104) is bonded in a distorted single-bond geometry to one C(100); one C(108); and one H(74,76) atom. The C(104)-C(108) bond length is 1.39 Å. The C(104)-H(74,76) bond length is 1.09 Å. In the eightieth C site, C(105,107) is bonded in a distorted trigonal planar geometry to one C(101,102,103); one N(17); and one H(77,78,79) atom. The C(105,107)-N(17) bond length is 1.34 Å. The C(105,107)-H(77,78,79) bond length is 1.09 Å. In the eighty-first C site, C(106) is bonded in a distorted trigonal planar geometry to one C(101,102,103); one N(18); and one H(77,78,79) atom. The C(106)-C(101,102,103) bond length is 1.39 Å. The C(106)-N(18) bond length is 1.34 Å. The C(106)-H(77,78,79) bond length is 1.09 Å. In the eighty-second C site, C(108) is bonded in a distorted trigonal planar geometry to one C(104), one N(20), and one H(80) atom. The C(108)-N(20) bond length is 1.34 Å. The C(108)-H(80) bond length is 1.09 Å. There are twenty inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Zn(5), one C(1), and one C(17) atom. In the second N site, N(2) is bonded in a 3-coordinate geometry to one Zn(6), one C(18), and one C(2) atom. In the third N site, N(3) is bonded in a 3-coordinate geometry to one Zn(7), one C(19), and one C(3) atom. In the fourth N site, N(4) is bonded in a 3-coordinate geometry to one Zn(8), one C(20), and one C(4) atom. In the fifth N site, N(5) is bonded in a trigonal planar geometry to one Zn(7), one C(25), and one C(41) atom. In the sixth N site, N(6) is bonded in a trigonal planar geometry to one Zn(8), one C(26), and one C(42) atom. In the seventh N site, N(7) is bonded in a trigonal planar geometry to one Zn(5), one C(27), and one C(43) atom. In the eighth N site, N(8) is bonded in a trigonal planar geometry to one Zn(6), one C(28), and one C(44) atom. In the ninth N site, N(9) is bonded in a trigonal planar geometry to one Zn(5), one C(49), and one C(65) atom. In the tenth N site, N(10) is bonded in a trigonal planar geometry to one Zn(6), one C(50), and one C(66) atom. In the eleventh N site, N(11) is bonded in a trigonal planar geometry to one Zn(7), one C(51), and one C(67) atom. In the twelfth N site, N(12) is bonded in a trigonal planar geometry to one Zn(8), one C(52), and one C(68) atom. In the thirteenth N site, N(13) is bonded in a trigonal planar geometry to one Zn(4), one C(69), and one C(85) atom. In the fourteenth N site, N(14) is bonded in a trigonal planar geometry to one Zn(3); one C(70,71,72); and one C(86,87,88) atom. In the fifteenth N site, N(15) is bonded in a trigonal planar geometry to one Zn(2); one C(70,71,72); and one C(86,87,88) atom. The N(15)-C(70,71,72) bond length is 1.34 Å. The N(15)-C(86,87,88) bond length is 1.34 Å. In the sixteenth N site, N(16) is bonded in a trigonal planar geometry to one Zn(1); one C(70,71,72); and one C(86,87,88) atom. The N(16)-C(70,71,72) bond length is 1.34 Å. The N(16)-C(86,87,88) bond length is 1.34 Å. In the seventeenth N site, N(17) is bonded in a trigonal planar geometry to one Zn(1); one C(105,107); and one C(89,91) atom. In the eighteenth N site, N(18) is bonded in a trigonal planar geometry to one Zn(2), one C(106), and one C(90) atom. In the nineteenth N site, N(19) is bonded in a trigonal planar geometry to one Zn(3); one C(105,107); and one C(89,91) atom. The N(19)-C(105,107) bond length is 1.34 Å. The N(19)-C(89,91) bond length is 1.34 Å. In the twentieth N site, N(20) is bonded in a trigonal planar geometry to one Zn(4), one C(108), and one C(92) atom. There are forty-one inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(17) and one O(25) atom. The H(1)-O(17) bond length is 1.61 Å. The H(1)-O(25) bond length is 1.03 Å. In the second H site, H(2) is bonded in a linear geometry to one O(18) and one O(26) atom. The H(2)-O(18) bond length is 1.60 Å. The H(2)-O(26) bond length is 1.03 Å. In the third H site, H(3) is bonded in a linear geometry to one O(19) and one O(27) atom. The H(3)-O(19) bond length is 1.60 Å. The H(3)-O(27) bond length is 1.03 Å. In the fourth H site, H(4) is bonded in a linear geometry to one O(20) and one O(28) atom. The H(4)-O(20) bond length is 1.61 Å. The H(4)-O(28) bond length is 1.03 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(25) atom. The H(5)-O(25) bond length is 0.97 Å. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(26) atom. The H(6)-O(26) bond length is 0.97 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(27) atom. The H(7)-O(27) bond length is 0.97 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(28) atom. The H(8)-O(28) bond length is 0.97 Å. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(9) atom. In the tenth H site, H(10,12) is bonded in a single-bond geometry to one C(10) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(11,12) atom. In the twelfth H site, H(13) is bonded in a single-bond geometry to one C(13) atom. In the thirteenth H site, H(14) is bonded in a single-bond geometry to one C(14,16) atom. In the fourteenth H site, H(15,16) is bonded in a single-bond geometry to one C(15) atom. In the fifteenth H site, H(17,19) is bonded in a single-bond geometry to one C(17) atom. In the sixteenth H site, H(18,20) is bonded in a single-bond geometry to one C(18) atom. In the seventeenth H site, H(21,22,23,24) is bonded in a single-bond geometry to one C(33,34,36) atom. In the eighteenth H site, H(25,26,27,28) is bonded in a single-bond geometry to one C(37,38) atom. In the nineteenth H site, H(29,30) is bonded in a single-bond geometry to one C(41) atom. In the twentieth H site, H(31) is bonded in a single-bond geometry to one C(43) atom. In the twenty-first H site, H(32) is bonded in a single-bond geometry to one C(44) atom. In the twenty-second H site, H(33,34,35,36) is bonded in a single-bond geometry to one C(49) atom. In the twenty-third H site, H(37,38,39,40) is bonded in a single-bond geometry to one C(53,54,55) atom. In the twenty-fourth H site, H(41,42,43,44) is bonded in a single-bond geometry to one C(61,62,63) atom. In the twenty-fifth H site, H(45,46,47) is bonded in a single-bond geometry to one C(65) atom. In the twenty-sixth H site, H(48) is bonded in a single-bond geometry to one C(68) atom. In the twenty-seventh H site, H(49,52) is bonded in a single-bond geometry to one C(69) atom. In the twenty-eighth H site, H(50,51) is bonded in a single-bond geometry to one C(70,71,72) atom. In the twenty-ninth H site, H(53,54,55,56) is bonded in a single-bond geometry to one C(73,76) atom. In the thirtieth H site, H(57,58,59,60) is bonded in a single-bond geometry to one C(81,84) atom. In the thirty-first H site, H(61,64) is bonded in a single-bond geometry to one C(85) atom. In the thirty-second H site, H(62) is bonded in a single-bond geometry to one C(86,87,88) atom. In the thirty-third H site, H(63) is bonded in a single-bond geometry to one C(86,87,88) atom. The H(63)-C(86,87,88) bond length is 1.09 Å. In the thirty-fourth H site, H(65,66,67) is bonded in a single-bond geometry to one C(89,91) atom. In the thirty-fifth H site, H(68) is bonded in a single-bond geometry to one C(92) atom. In the thirty-sixth H site, H(69,70,71) is bonded in a single-bond geometry to one C(93,94,95) atom. In the thirty-seventh H site, H(72) is bonded in a single-bond geometry to one C(96) atom. In the thirty-eighth H site, H(73,75) is bonded in a single-bond geometry to one C(101,102,103) atom. In the thirty-ninth H site, H(74,76) is bonded in a single-bond geometry to one C(101,102,103) atom. The H(74,76)-C(101,102,103) bond length is 1.09 Å. In the fortieth H site, H(77,78,79) is bonded in a single-bond geometry to one C(105,107) atom. In the forty-first H site, H(80) is bonded in a single-bond geometry to one C(108) atom. There are twenty-five inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Zn(1), one Zn(5), and one C(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Zn(2), one Zn(6), and one C(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Zn(3), one Zn(7), and one C(3) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Zn(4), one Zn(8), and one C(4) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(21,23,24) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(22) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(21,23,24) atom. The O(7)-C(21,23,24) bond length is 1.29 Å. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Zn(4) and one C(21,23,24) atom. The O(8)-C(21,23,24) bond length is 1.29 Å. In the ninth O site, O(9,12) is bonded in a single-bond geometry to one C(21,23,24) atom. In the tenth O site, O(10) is bonded in a single-bond geometry to one C(22) atom. In the eleventh O site, O(11) is bonded in a single-bond geometry to one C(21,23,24) atom. The O(11)-C(21,23,24) bond length is 1.26 Å. In the twelfth O site, O(13) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(25) atom. In the thirteenth O site, O(14) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(26) atom. In the fourteenth O site, O(15) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(27) atom. In the fifteenth O site, O(16) is bonded in a bent 120 degrees geometry to one Zn(4) and one C(28) atom. In the sixteenth O site, O(17) is bonded in a trigonal planar geometry to one Zn(1), one C(45), and one H(1) atom. In the seventeenth O site, O(18) is bonded in a trigonal planar geometry to one Zn(2), one C(46), and one H(2) atom. In the eighteenth O site, O(19) is bonded in a trigonal planar geometry to one Zn(3), one C(47), and one H(3) atom. In the nineteenth O site, O(20) is bonded in a trigonal planar geometry to one Zn(4), one C(48), and one H(4) atom. In the twentieth O site, O(21,23,24) is bonded in a single-bond geometry to one C(45) atom. In the twenty-first O site, O(22) is bonded in a single-bond geometry to one C(46) atom. In the twenty-second O site, O(25) is bonded in a distorted trigonal non-coplanar geometry to one Zn(5), one H(1), and one H(5) atom. In the twenty-third O site, O(26) is bonded in a distorted trigonal non-coplanar geometry to one Zn(6), one H(2), and one H(6) atom. In the twenty-fourth O site, O(27) is bonded in a distorted trigonal non-coplanar geometry to one Zn(7), one H(3), and one H(7) atom. In the twenty-fifth O site, O(28) is bonded in a distorted trigonal non-coplanar geometry to one Zn(8), one H(4), and one H(8) atom. Linkers: 6 c1cc(-c2ccncc2)ccn1 ,8 [O]C(=O)[C]1C=CC=NC1=O. Metal clusters: 8 [Zn]. The MOF has largest included sphere 2.83 A, density 1.64 g/cm3, surface area 4083.01 m2/g, accessible volume 0.13 cm3/g