Ni2C19H26(NO5)2 crystallizes in the triclinic P1 space group. There are six inequivalent Ni sites. In the first Ni site, Ni(1) is bonded in an octahedral geometry to one N(1), one O(1), one O(13), one O(21), one O(27), and one O(4) atom. The Ni(1)-N(1) bond length is 2.14 Å. The Ni(1)-O(1) bond length is 2.08 Å. The Ni(1)-O(13) bond length is 2.05 Å. The Ni(1)-O(21) bond length is 2.06 Å. The Ni(1)-O(27) bond length is 2.09 Å. The Ni(1)-O(4) bond length is 2.03 Å. In the second Ni site, Ni(2) is bonded in an octahedral geometry to one N(2), one O(14), one O(19), one O(2), one O(25), and one O(5) atom. The Ni(2)-N(2) bond length is 2.14 Å. The Ni(2)-O(14) bond length is 2.05 Å. The Ni(2)-O(19) bond length is 2.06 Å. The Ni(2)-O(2) bond length is 2.08 Å. The Ni(2)-O(25) bond length is 2.09 Å. The Ni(2)-O(5) bond length is 2.03 Å. In the third Ni site, Ni(3) is bonded in an octahedral geometry to one N(3), one O(15), one O(20), one O(26), one O(3), and one O(6) atom. The Ni(3)-N(3) bond length is 2.14 Å. The Ni(3)-O(15) bond length is 2.05 Å. The Ni(3)-O(20) bond length is 2.05 Å. The Ni(3)-O(26) bond length is 2.09 Å. The Ni(3)-O(3) bond length is 2.08 Å. The Ni(3)-O(6) bond length is 2.03 Å. In the fourth Ni site, Ni(4) is bonded in an octahedral geometry to one N(4), one O(12), one O(18), one O(22), one O(28), and one O(7) atom. The Ni(4)-N(4) bond length is 2.19 Å. The Ni(4)-O(12) bond length is 2.06 Å. The Ni(4)-O(18) bond length is 2.09 Å. The Ni(4)-O(22) bond length is 2.06 Å. The Ni(4)-O(28) bond length is 2.05 Å. The Ni(4)-O(7) bond length is 2.04 Å. In the fifth Ni site, Ni(5) is bonded in an octahedral geometry to one N(5), one O(10), one O(16), one O(23), one O(29), and one O(8) atom. The Ni(5)-N(5) bond length is 2.19 Å. The Ni(5)-O(10) bond length is 2.06 Å. The Ni(5)-O(16) bond length is 2.09 Å. The Ni(5)-O(23) bond length is 2.06 Å. The Ni(5)-O(29) bond length is 2.05 Å. The Ni(5)-O(8) bond length is 2.04 Å. In the sixth Ni site, Ni(6) is bonded in an octahedral geometry to one N(6), one O(11), one O(17), one O(24), one O(30), and one O(9) atom. The Ni(6)-N(6) bond length is 2.19 Å. The Ni(6)-O(11) bond length is 2.06 Å. The Ni(6)-O(17) bond length is 2.09 Å. The Ni(6)-O(24) bond length is 2.05 Å. The Ni(6)-O(30) bond length is 2.05 Å. The Ni(6)-O(9) bond length is 2.04 Å. There are fifty-three inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one O(1) and one O(10) atom. The C(1)-O(1) bond length is 1.27 Å. The C(1)-O(10) bond length is 1.27 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(2) atom. The C(2)-O(11) bond length is 1.27 Å. The C(2)-O(2) bond length is 1.27 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one O(12) and one O(3) atom. The C(3)-O(12) bond length is 1.27 Å. The C(3)-O(3) bond length is 1.27 Å. In the fourth C site, C(4,6) is bonded in a distorted trigonal non-coplanar geometry to one N(1), one H(13), and one H(16) atom. The C(4,6)-N(1) bond length is 1.47 Å. The C(4,6)-H(13) bond length is 1.10 Å. The C(4,6)-H(16) bond length is 1.10 Å. In the fifth C site, C(5) is bonded in a distorted trigonal non-coplanar geometry to one N(2), one H(14), and one H(17) atom. The C(5)-N(2) bond length is 1.47 Å. The C(5)-H(14) bond length is 1.10 Å. The C(5)-H(17) bond length is 1.10 Å. In the sixth C site, C(7,9) is bonded in a distorted trigonal non-coplanar geometry to one N(1); one H(19,21); and one H(22,24) atom. The C(7,9)-N(1) bond length is 1.48 Å. The C(7,9)-H(19,21) bond length is 1.10 Å. The C(7,9)-H(22,24) bond length is 1.10 Å. In the seventh C site, C(8) is bonded in a distorted trigonal non-coplanar geometry to one N(2), one H(20), and one H(23) atom. The C(8)-N(2) bond length is 1.48 Å. The C(8)-H(20) bond length is 1.10 Å. The C(8)-H(23) bond length is 1.10 Å. In the eighth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one O(13) and one O(16) atom. The C(10)-O(13) bond length is 1.27 Å. The C(10)-O(16) bond length is 1.27 Å. In the ninth C site, C(11) is bonded in a distorted bent 120 degrees geometry to one O(14) and one O(17) atom. The C(11)-O(14) bond length is 1.27 Å. The C(11)-O(17) bond length is 1.27 Å. In the tenth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one O(15) and one O(18) atom. The C(12)-O(15) bond length is 1.27 Å. The C(12)-O(18) bond length is 1.27 Å. In the eleventh C site, C(13) is bonded in a 3-coordinate geometry to one C(16); one N(1); one H(25); and one H(28,30) atom. The C(13)-C(16) bond length is 1.51 Å. The C(13)-N(1) bond length is 1.50 Å. The C(13)-H(25) bond length is 1.10 Å. The C(13)-H(28,30) bond length is 1.09 Å. In the twelfth C site, C(14) is bonded in a 3-coordinate geometry to one C(17), one N(2), one H(26), and one H(29) atom. The C(14)-C(17) bond length is 1.51 Å. The C(14)-N(2) bond length is 1.50 Å. The C(14)-H(26) bond length is 1.10 Å. The C(14)-H(29) bond length is 1.09 Å. In the thirteenth C site, C(15) is bonded in a 3-coordinate geometry to one C(18); one N(3); one H(27); and one H(28,30) atom. The C(15)-C(18) bond length is 1.51 Å. The C(15)-N(3) bond length is 1.50 Å. The C(15)-H(27) bond length is 1.10 Å. The C(15)-H(28,30) bond length is 1.09 Å. In the fourteenth C site, C(16) is bonded in a trigonal planar geometry to one C(13), one C(19), and one C(31) atom. The C(16)-C(19) bond length is 1.41 Å. The C(16)-C(31) bond length is 1.41 Å. In the fifteenth C site, C(17) is bonded in a trigonal planar geometry to one C(14); one C(20,21); and one C(32) atom. The C(17)-C(20,21) bond length is 1.41 Å. The C(17)-C(32) bond length is 1.41 Å. In the sixteenth C site, C(18) is bonded in a trigonal planar geometry to one C(15); one C(20,21); and one C(33) atom. The C(18)-C(20,21) bond length is 1.42 Å. The C(18)-C(33) bond length is 1.42 Å. In the seventeenth C site, C(19) is bonded in a trigonal planar geometry to one C(16), one C(22), and one C(37) atom. The C(19)-C(22) bond length is 1.40 Å. The C(19)-C(37) bond length is 1.51 Å. In the eighteenth C site, C(20,21) is bonded in a trigonal planar geometry to one C(17), one C(23), and one C(38) atom. The C(20,21)-C(23) bond length is 1.40 Å. The C(20,21)-C(38) bond length is 1.51 Å. In the nineteenth C site, C(22) is bonded in a distorted trigonal planar geometry to one C(19), one C(25), and one H(31) atom. The C(22)-C(25) bond length is 1.40 Å. The C(22)-H(31) bond length is 1.09 Å. In the twentieth C site, C(23) is bonded in a distorted trigonal planar geometry to one C(20,21); one C(26); and one H(32,33) atom. The C(23)-C(26) bond length is 1.40 Å. The C(23)-H(32,33) bond length is 1.09 Å. In the twenty-first C site, C(24) is bonded in a distorted trigonal planar geometry to one C(20,21); one C(27); and one H(32,33) atom. The C(24)-C(20,21) bond length is 1.40 Å. The C(24)-C(27) bond length is 1.40 Å. The C(24)-H(32,33) bond length is 1.09 Å. In the twenty-second C site, C(25) is bonded in a trigonal planar geometry to one C(22), one C(28), and one C(40) atom. The C(25)-C(28) bond length is 1.41 Å. The C(25)-C(40) bond length is 1.50 Å. In the twenty-third C site, C(26) is bonded in a trigonal planar geometry to one C(23), one C(29), and one C(41) atom. The C(26)-C(29) bond length is 1.41 Å. The C(26)-C(41) bond length is 1.50 Å. In the twenty-fourth C site, C(27) is bonded in a trigonal planar geometry to one C(24), one C(30), and one C(42) atom. The C(27)-C(30) bond length is 1.41 Å. The C(27)-C(42) bond length is 1.50 Å. In the twenty-fifth C site, C(28) is bonded in a trigonal planar geometry to one C(25), one C(31), and one C(43) atom. The C(28)-C(31) bond length is 1.41 Å. The C(28)-C(43) bond length is 1.52 Å. In the twenty-sixth C site, C(29) is bonded in a trigonal planar geometry to one C(26), one C(32), and one C(44) atom. The C(29)-C(32) bond length is 1.41 Å. The C(29)-C(44) bond length is 1.52 Å. In the twenty-seventh C site, C(30) is bonded in a trigonal planar geometry to one C(27), one C(33), and one C(45) atom. The C(30)-C(33) bond length is 1.41 Å. The C(30)-C(45) bond length is 1.52 Å. In the twenty-eighth C site, C(31) is bonded in a trigonal planar geometry to one C(16), one C(28), and one C(34) atom. The C(31)-C(34) bond length is 1.51 Å. In the twenty-ninth C site, C(32) is bonded in a trigonal planar geometry to one C(17); one C(29); and one C(35,36) atom. The C(32)-C(35,36) bond length is 1.51 Å. In the thirtieth C site, C(33) is bonded in a trigonal planar geometry to one C(18); one C(30); and one C(35,36) atom. The C(33)-C(35,36) bond length is 1.51 Å. In the thirty-first C site, C(34) is bonded in a distorted trigonal non-coplanar geometry to one C(31); one H(34,35,36); one H(37,38,39); and one H(40,41,42) atom. The C(34)-H(34,35,36) bond length is 1.09 Å. The C(34)-H(37,38,39) bond length is 1.10 Å. The C(34)-H(40,41,42) bond length is 1.10 Å. In the thirty-second C site, C(35,36) is bonded in a distorted trigonal non-coplanar geometry to one C(32); one H(34,35,36); one H(37,38,39); and one H(40,41,42) atom. The C(35,36)-H(34,35,36) bond length is 1.09 Å. The C(35,36)-H(37,38,39) bond length is 1.10 Å. The C(35,36)-H(40,41,42) bond length is 1.10 Å. In the thirty-third C site, C(37) is bonded in a distorted trigonal non-coplanar geometry to one C(19), one H(43), one H(46), and one H(49) atom. The C(37)-H(43) bond length is 1.10 Å. The C(37)-H(46) bond length is 1.10 Å. The C(37)-H(49) bond length is 1.10 Å. In the thirty-fourth C site, C(38) is bonded in a distorted trigonal non-coplanar geometry to one C(20,21); one H(44,45); one H(47,48); and one H(50,51) atom. The C(38)-H(44,45) bond length is 1.10 Å. The C(38)-H(47,48) bond length is 1.10 Å. The C(38)-H(50,51) bond length is 1.10 Å. In the thirty-fifth C site, C(39) is bonded in a distorted trigonal non-coplanar geometry to one C(20,21); one H(44,45); one H(47,48); and one H(50,51) atom. The C(39)-C(20,21) bond length is 1.51 Å. The C(39)-H(44,45) bond length is 1.10 Å. The C(39)-H(47,48) bond length is 1.10 Å. The C(39)-H(50,51) bond length is 1.10 Å. In the thirty-sixth C site, C(40) is bonded in a distorted trigonal non-coplanar geometry to one C(25); one H(52,53); one H(55,56); and one H(58,59) atom. The C(40)-H(52,53) bond length is 1.10 Å. The C(40)-H(55,56) bond length is 1.10 Å. The C(40)-H(58,59) bond length is 1.10 Å. In the thirty-seventh C site, C(41) is bonded in a distorted trigonal non-coplanar geometry to one C(26); one H(52,53); one H(55,56); and one H(58,59) atom. The C(41)-H(52,53) bond length is 1.10 Å. The C(41)-H(55,56) bond length is 1.10 Å. The C(41)-H(58,59) bond length is 1.10 Å. In the thirty-eighth C site, C(42) is bonded in a distorted trigonal non-coplanar geometry to one C(27), one H(54), one H(57), and one H(60) atom. The C(42)-H(54) bond length is 1.10 Å. The C(42)-H(57) bond length is 1.10 Å. The C(42)-H(60) bond length is 1.10 Å. In the thirty-ninth C site, C(43) is bonded in a 4-coordinate geometry to one C(28), one N(4), one H(61), and one H(64) atom. The C(43)-N(4) bond length is 1.52 Å. The C(43)-H(61) bond length is 1.10 Å. The C(43)-H(64) bond length is 1.10 Å. In the fortieth C site, C(44) is bonded in a 4-coordinate geometry to one C(29); one N(5); one H(62,63); and one H(65,66) atom. The C(44)-N(5) bond length is 1.52 Å. The C(44)-H(62,63) bond length is 1.10 Å. The C(44)-H(65,66) bond length is 1.10 Å. In the forty-first C site, C(45) is bonded in a 4-coordinate geometry to one C(30); one N(6); one H(62,63); and one H(65,66) atom. The C(45)-N(6) bond length is 1.52 Å. The C(45)-H(62,63) bond length is 1.10 Å. The C(45)-H(65,66) bond length is 1.10 Å. In the forty-second C site, C(46) is bonded in a distorted trigonal non-coplanar geometry to one N(4), one H(67), and one H(70) atom. The C(46)-N(4) bond length is 1.48 Å. The C(46)-H(67) bond length is 1.10 Å. The C(46)-H(70) bond length is 1.10 Å. In the forty-third C site, C(47) is bonded in a distorted trigonal non-coplanar geometry to one N(5); one H(68,69); and one H(71,72) atom. The C(47)-N(5) bond length is 1.48 Å. The C(47)-H(68,69) bond length is 1.10 Å. The C(47)-H(71,72) bond length is 1.10 Å. In the forty-fourth C site, C(48) is bonded in a distorted trigonal non-coplanar geometry to one N(6); one H(68,69); and one H(71,72) atom. The C(48)-N(6) bond length is 1.48 Å. The C(48)-H(68,69) bond length is 1.10 Å. The C(48)-H(71,72) bond length is 1.10 Å. In the forty-fifth C site, C(49) is bonded in a distorted bent 120 degrees geometry to one O(19) and one O(22) atom. The C(49)-O(19) bond length is 1.27 Å. The C(49)-O(22) bond length is 1.27 Å. In the forty-sixth C site, C(50) is bonded in a distorted bent 120 degrees geometry to one O(20) and one O(23) atom. The C(50)-O(20) bond length is 1.27 Å. The C(50)-O(23) bond length is 1.27 Å. In the forty-seventh C site, C(51) is bonded in a distorted bent 120 degrees geometry to one O(21) and one O(24) atom. The C(51)-O(21) bond length is 1.27 Å. The C(51)-O(24) bond length is 1.27 Å. In the forty-eighth C site, C(52) is bonded in a distorted bent 120 degrees geometry to one O(25) and one O(28) atom. The C(52)-O(25) bond length is 1.26 Å. The C(52)-O(28) bond length is 1.27 Å. In the forty-ninth C site, C(53) is bonded in a distorted bent 120 degrees geometry to one O(26) and one O(29) atom. The C(53)-O(26) bond length is 1.26 Å. The C(53)-O(29) bond length is 1.27 Å. In the fiftieth C site, C(54) is bonded in a distorted bent 120 degrees geometry to one O(27) and one O(30) atom. The C(54)-O(27) bond length is 1.26 Å. The C(54)-O(30) bond length is 1.27 Å. In the fifty-first C site, C(55) is bonded in a distorted trigonal non-coplanar geometry to one N(4), one H(73), and one H(76) atom. The C(55)-N(4) bond length is 1.47 Å. The C(55)-H(73) bond length is 1.10 Å. The C(55)-H(76) bond length is 1.10 Å. In the fifty-second C site, C(56) is bonded in a distorted trigonal non-coplanar geometry to one N(5); one H(74,75); and one H(77,78) atom. The C(56)-N(5) bond length is 1.47 Å. The C(56)-H(74,75) bond length is 1.10 Å. The C(56)-H(77,78) bond length is 1.10 Å. In the fifty-third C site, C(57) is bonded in a distorted trigonal non-coplanar geometry to one N(6); one H(74,75); and one H(77,78) atom. The C(57)-N(6) bond length is 1.47 Å. The C(57)-H(74,75) bond length is 1.10 Å. The C(57)-H(77,78) bond length is 1.10 Å. There are six inequivalent N sites. In the first N site, N(1) is bonded in a tetrahedral geometry to one Ni(1); one C(13); one C(4,6); and one C(7,9) atom. In the second N site, N(2) is bonded in a tetrahedral geometry to one Ni(2), one C(14), one C(5), and one C(8) atom. In the third N site, N(3) is bonded in a tetrahedral geometry to one Ni(3); one C(15); one C(4,6); and one C(7,9) atom. The N(3)-C(4,6) bond length is 1.47 Å. The N(3)-C(7,9) bond length is 1.48 Å. In the fourth N site, N(4) is bonded in a distorted tetrahedral geometry to one Ni(4), one C(43), one C(46), and one C(55) atom. In the fifth N site, N(5) is bonded in a distorted tetrahedral geometry to one Ni(5), one C(44), one C(47), and one C(56) atom. In the sixth N site, N(6) is bonded in a distorted tetrahedral geometry to one Ni(6), one C(45), one C(48), and one C(57) atom. There are fifty-six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(4) atom. The H(1)-O(4) bond length is 0.98 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(5) atom. The H(2)-O(5) bond length is 0.98 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(6) atom. The H(3)-O(6) bond length is 0.98 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(4) atom. The H(4)-O(4) bond length is 0.98 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(5) atom. The H(5)-O(5) bond length is 0.98 Å. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(6) atom. The H(6)-O(6) bond length is 0.98 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(7) atom. The H(7)-O(7) bond length is 0.98 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(8) atom. The H(8)-O(8) bond length is 0.98 Å. In the ninth H site, H(9) is bonded in a single-bond geometry to one O(9) atom. The H(9)-O(9) bond length is 0.98 Å. In the tenth H site, H(10) is bonded in a single-bond geometry to one O(7) atom. The H(10)-O(7) bond length is 0.98 Å. In the eleventh H site, H(11) is bonded in a single-bond geometry to one O(8) atom. The H(11)-O(8) bond length is 0.98 Å. In the twelfth H site, H(12) is bonded in a single-bond geometry to one O(9) atom. The H(12)-O(9) bond length is 0.98 Å. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(4,6) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one C(5) atom. In the fifteenth H site, H(15) is bonded in a single-bond geometry to one C(4,6) atom. The H(15)-C(4,6) bond length is 1.10 Å. In the sixteenth H site, H(16) is bonded in a single-bond geometry to one C(4,6) atom. In the seventeenth H site, H(17) is bonded in a single-bond geometry to one C(5) atom. In the eighteenth H site, H(18) is bonded in a single-bond geometry to one C(4,6) atom. The H(18)-C(4,6) bond length is 1.10 Å. In the nineteenth H site, H(19,21) is bonded in a single-bond geometry to one C(7,9) atom. In the twentieth H site, H(20) is bonded in a single-bond geometry to one C(8) atom. In the twenty-first H site, H(22,24) is bonded in a single-bond geometry to one C(7,9) atom. In the twenty-second H site, H(23) is bonded in a single-bond geometry to one C(8) atom. In the twenty-third H site, H(25) is bonded in a single-bond geometry to one C(13) atom. In the twenty-fourth H site, H(26) is bonded in a single-bond geometry to one C(14) atom. In the twenty-fifth H site, H(27) is bonded in a single-bond geometry to one C(15) atom. In the twenty-sixth H site, H(28,30) is bonded in a single-bond geometry to one C(13) atom. In the twenty-seventh H site, H(29) is bonded in a single-bond geometry to one C(14) atom. In the twenty-eighth H site, H(31) is bonded in a single-bond geometry to one C(22) atom. In the twenty-ninth H site, H(32,33) is bonded in a single-bond geometry to one C(23) atom. In the thirtieth H site, H(34,35,36) is bonded in a single-bond geometry to one C(34) atom. In the thirty-first H site, H(37,38,39) is bonded in a single-bond geometry to one C(34) atom. In the thirty-second H site, H(40,41,42) is bonded in a single-bond geometry to one C(34) atom. In the thirty-third H site, H(43) is bonded in a single-bond geometry to one C(37) atom. In the thirty-fourth H site, H(44,45) is bonded in a single-bond geometry to one C(38) atom. In the thirty-fifth H site, H(46) is bonded in a single-bond geometry to one C(37) atom. In the thirty-sixth H site, H(47,48) is bonded in a single-bond geometry to one C(38) atom. In the thirty-seventh H site, H(49) is bonded in a single-bond geometry to one C(37) atom. In the thirty-eighth H site, H(50,51) is bonded in a single-bond geometry to one C(38) atom. In the thirty-ninth H site, H(52,53) is bonded in a single-bond geometry to one C(40) atom. In the fortieth H site, H(54) is bonded in a single-bond geometry to one C(42) atom. In the forty-first H site, H(55,56) is bonded in a single-bond geometry to one C(40) atom. In the forty-second H site, H(57) is bonded in a single-bond geometry to one C(42) atom. In the forty-third H site, H(58,59) is bonded in a single-bond geometry to one C(40) atom. In the forty-fourth H site, H(60) is bonded in a single-bond geometry to one C(42) atom. In the forty-fifth H site, H(61) is bonded in a single-bond geometry to one C(43) atom. In the forty-sixth H site, H(62,63) is bonded in a single-bond geometry to one C(44) atom. In the forty-seventh H site, H(64) is bonded in a single-bond geometry to one C(43) atom. In the forty-eighth H site, H(65,66) is bonded in a single-bond geometry to one C(44) atom. In the forty-ninth H site, H(67) is bonded in a single-bond geometry to one C(46) atom. In the fiftieth H site, H(68,69) is bonded in a single-bond geometry to one C(47) atom. In the fifty-first H site, H(70) is bonded in a single-bond geometry to one C(46) atom. In the fifty-second H site, H(71,72) is bonded in a single-bond geometry to one C(47) atom. In the fifty-third H site, H(73) is bonded in a single-bond geometry to one C(55) atom. In the fifty-fourth H site, H(74,75) is bonded in a single-bond geometry to one C(56) atom. In the fifty-fifth H site, H(76) is bonded in a single-bond geometry to one C(55) atom. In the fifty-sixth H site, H(77,78) is bonded in a single-bond geometry to one C(56) atom. There are thirty inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Ni(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Ni(2) and one C(2) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Ni(3) and one C(3) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Ni(1), one H(1), and one H(4) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Ni(2), one H(2), and one H(5) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Ni(3), one H(3), and one H(6) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Ni(4), one H(10), and one H(7) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Ni(5), one H(11), and one H(8) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Ni(6), one H(12), and one H(9) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Ni(5) and one C(1) atom. In the eleventh O site, O(11) is bonded in a bent 120 degrees geometry to one Ni(6) and one C(2) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one Ni(4) and one C(3) atom. In the thirteenth O site, O(13) is bonded in a bent 120 degrees geometry to one Ni(1) and one C(10) atom. In the fourteenth O site, O(14) is bonded in a bent 120 degrees geometry to one Ni(2) and one C(11) atom. In the fifteenth O site, O(15) is bonded in a bent 120 degrees geometry to one Ni(3) and one C(12) atom. In the sixteenth O site, O(16) is bonded in a bent 120 degrees geometry to one Ni(5) and one C(10) atom. In the seventeenth O site, O(17) is bonded in a bent 120 degrees geometry to one Ni(6) and one C(11) atom. In the eighteenth O site, O(18) is bonded in a bent 120 degrees geometry to one Ni(4) and one C(12) atom. In the nineteenth O site, O(19) is bonded in a bent 120 degrees geometry to one Ni(2) and one C(49) atom. In the twentieth O site, O(20) is bonded in a bent 120 degrees geometry to one Ni(3) and one C(50) atom. In the twenty-first O site, O(21) is bonded in a bent 120 degrees geometry to one Ni(1) and one C(51) atom. In the twenty-second O site, O(22) is bonded in a bent 120 degrees geometry to one Ni(4) and one C(49) atom. In the twenty-third O site, O(23) is bonded in a bent 120 degrees geometry to one Ni(5) and one C(50) atom. In the twenty-fourth O site, O(24) is bonded in a bent 120 degrees geometry to one Ni(6) and one C(51) atom. In the twenty-fifth O site, O(25) is bonded in a bent 120 degrees geometry to one Ni(2) and one C(52) atom. In the twenty-sixth O site, O(26) is bonded in a bent 120 degrees geometry to one Ni(3) and one C(53) atom. In the twenty-seventh O site, O(27) is bonded in a bent 120 degrees geometry to one Ni(1) and one C(54) atom. In the twenty-eighth O site, O(28) is bonded in a bent 120 degrees geometry to one Ni(4) and one C(52) atom. In the twenty-ninth O site, O(29) is bonded in a bent 120 degrees geometry to one Ni(5) and one C(53) atom. In the thirtieth O site, O(30) is bonded in a bent 120 degrees geometry to one Ni(6) and one C(54) atom. Linkers: 2 Cc1cc(C)c(CN(CC([O])=O)CC([O])=O)c(C)c1CN(CC([O])=O)CC([O])=O. Metal clusters: 6 [Ni]. The MOF has largest included sphere 6.13 A, density 1.37 g/cm3, surface area 3629.48 m2/g, accessible volume 0.31 cm3/g