Cu2C11N4H8O7 crystallizes in the triclinic P1 space group. There are eight inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one N(1), one O(1), one O(14), one O(26), and one O(9) atom to form corner-sharing CuNO4 trigonal bipyramids. The Cu(1)-N(1) bond length is 1.99 Å. The Cu(1)-O(1) bond length is 1.96 Å. The Cu(1)-O(14) bond length is 2.25 Å. The Cu(1)-O(26) bond length is 2.00 Å. The Cu(1)-O(9) bond length is 1.94 Å. In the second Cu site, Cu(2) is bonded to one N(2), one O(10), one O(13), one O(2), and one O(25) atom to form corner-sharing CuNO4 trigonal bipyramids. The Cu(2)-N(2) bond length is 1.99 Å. The Cu(2)-O(10) bond length is 1.94 Å. The Cu(2)-O(13) bond length is 2.24 Å. The Cu(2)-O(2) bond length is 1.97 Å. The Cu(2)-O(25) bond length is 2.00 Å. In the third Cu site, Cu(3) is bonded to one N(3), one O(11), one O(16), one O(28), and one O(3) atom to form corner-sharing CuNO4 trigonal bipyramids. The Cu(3)-N(3) bond length is 1.99 Å. The Cu(3)-O(11) bond length is 1.94 Å. The Cu(3)-O(16) bond length is 2.25 Å. The Cu(3)-O(28) bond length is 2.00 Å. The Cu(3)-O(3) bond length is 1.96 Å. In the fourth Cu site, Cu(4) is bonded to one N(4), one O(12), one O(15), one O(27), and one O(4) atom to form corner-sharing CuNO4 trigonal bipyramids. The Cu(4)-N(4) bond length is 1.99 Å. The Cu(4)-O(12) bond length is 1.94 Å. The Cu(4)-O(15) bond length is 2.24 Å. The Cu(4)-O(27) bond length is 2.00 Å. The Cu(4)-O(4) bond length is 1.97 Å. In the fifth Cu site, Cu(5) is bonded to one N(5), one O(1), one O(20), one O(3), and one O(7) atom to form a mixture of edge and corner-sharing CuNO4 trigonal bipyramids. The Cu(5)-N(5) bond length is 2.11 Å. The Cu(5)-O(1) bond length is 1.96 Å. The Cu(5)-O(20) bond length is 2.08 Å. The Cu(5)-O(3) bond length is 2.12 Å. The Cu(5)-O(7) bond length is 1.95 Å. In the sixth Cu site, Cu(6) is bonded to one N(6), one O(19), one O(2), one O(4), and one O(8) atom to form a mixture of edge and corner-sharing CuNO4 trigonal bipyramids. The Cu(6)-N(6) bond length is 2.10 Å. The Cu(6)-O(19) bond length is 2.08 Å. The Cu(6)-O(2) bond length is 1.96 Å. The Cu(6)-O(4) bond length is 2.11 Å. The Cu(6)-O(8) bond length is 1.95 Å. In the seventh Cu site, Cu(7) is bonded to one N(7), one O(1), one O(18), one O(3), and one O(5) atom to form a mixture of edge and corner-sharing CuNO4 trigonal bipyramids. The Cu(7)-N(7) bond length is 2.11 Å. The Cu(7)-O(1) bond length is 2.13 Å. The Cu(7)-O(18) bond length is 2.07 Å. The Cu(7)-O(3) bond length is 1.96 Å. The Cu(7)-O(5) bond length is 1.95 Å. In the eighth Cu site, Cu(8) is bonded to one N(8), one O(17), one O(2), one O(4), and one O(6) atom to form a mixture of edge and corner-sharing CuNO4 trigonal bipyramids. The Cu(8)-N(8) bond length is 2.10 Å. The Cu(8)-O(17) bond length is 2.08 Å. The Cu(8)-O(2) bond length is 2.12 Å. The Cu(8)-O(4) bond length is 1.96 Å. The Cu(8)-O(6) bond length is 1.95 Å. There are forty-four inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(5), and one O(9) atom. The C(1)-C(5) bond length is 1.50 Å. The C(1)-O(5) bond length is 1.28 Å. The C(1)-O(9) bond length is 1.27 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(10), and one O(6) atom. The C(2)-C(6) bond length is 1.50 Å. The C(2)-O(10) bond length is 1.27 Å. The C(2)-O(6) bond length is 1.28 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(7), one O(11), and one O(7) atom. The C(3)-C(7) bond length is 1.50 Å. The C(3)-O(11) bond length is 1.27 Å. The C(3)-O(7) bond length is 1.28 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(12), and one O(8) atom. The C(4)-C(8) bond length is 1.50 Å. The C(4)-O(12) bond length is 1.27 Å. The C(4)-O(8) bond length is 1.28 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(1), one C(33), and one C(9) atom. The C(5)-C(33) bond length is 1.40 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(34) atom. The C(6)-C(10) bond length is 1.40 Å. The C(6)-C(34) bond length is 1.40 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(11), one C(3), and one C(35) atom. The C(7)-C(11) bond length is 1.40 Å. The C(7)-C(35) bond length is 1.40 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(12), one C(36), and one C(4) atom. The C(8)-C(12) bond length is 1.40 Å. The C(8)-C(36) bond length is 1.40 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(5) and one H(5) atom. The C(9)-H(5) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted single-bond geometry to one C(6) and one H(6) atom. The C(10)-H(6) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(7) and one H(7) atom. The C(11)-H(7) bond length is 1.09 Å. In the twelfth C site, C(12) is bonded in a distorted single-bond geometry to one C(8) and one H(8) atom. The C(12)-H(8) bond length is 1.09 Å. In the thirteenth C site, C(13) is bonded in a distorted single-bond geometry to one C(17) and one H(17,19,20) atom. The C(13)-C(17) bond length is 1.40 Å. The C(13)-H(17,19,20) bond length is 1.09 Å. In the fourteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(18) and one H(18) atom. The C(14)-C(18) bond length is 1.40 Å. The C(14)-H(18) bond length is 1.09 Å. In the fifteenth C site, C(15) is bonded in a distorted single-bond geometry to one C(19) and one H(17,19,20) atom. The C(15)-C(19) bond length is 1.40 Å. The C(15)-H(17,19,20) bond length is 1.09 Å. In the sixteenth C site, C(16) is bonded in a distorted single-bond geometry to one C(20) and one H(17,19,20) atom. The C(16)-C(20) bond length is 1.40 Å. The C(16)-H(17,19,20) bond length is 1.09 Å. In the seventeenth C site, C(17) is bonded in a trigonal planar geometry to one C(13), one C(21), and one C(25) atom. The C(17)-C(21) bond length is 1.51 Å. The C(17)-C(25) bond length is 1.41 Å. In the eighteenth C site, C(18) is bonded in a trigonal planar geometry to one C(14), one C(22), and one C(26) atom. The C(18)-C(22) bond length is 1.51 Å. The C(18)-C(26) bond length is 1.41 Å. In the nineteenth C site, C(19) is bonded in a trigonal planar geometry to one C(15), one C(23), and one C(27) atom. The C(19)-C(23) bond length is 1.51 Å. The C(19)-C(27) bond length is 1.41 Å. In the twentieth C site, C(20) is bonded in a trigonal planar geometry to one C(16), one C(24), and one C(28) atom. The C(20)-C(24) bond length is 1.51 Å. The C(20)-C(28) bond length is 1.41 Å. In the twenty-first C site, C(21) is bonded in a distorted bent 120 degrees geometry to one C(17), one O(21), and one O(25) atom. The C(21)-O(21) bond length is 1.26 Å. The C(21)-O(25) bond length is 1.29 Å. In the twenty-second C site, C(22) is bonded in a distorted bent 120 degrees geometry to one C(18), one O(22), and one O(26) atom. The C(22)-O(22) bond length is 1.26 Å. The C(22)-O(26) bond length is 1.29 Å. In the twenty-third C site, C(23) is bonded in a distorted bent 120 degrees geometry to one C(19), one O(23), and one O(27) atom. The C(23)-O(23) bond length is 1.26 Å. The C(23)-O(27) bond length is 1.29 Å. In the twenty-fourth C site, C(24) is bonded in a distorted bent 120 degrees geometry to one C(20), one O(24), and one O(28) atom. The C(24)-O(24) bond length is 1.26 Å. The C(24)-O(28) bond length is 1.29 Å. In the twenty-fifth C site, C(25) is bonded in a trigonal planar geometry to one C(17), one C(29), and one C(33) atom. The C(25)-C(29) bond length is 1.50 Å. The C(25)-C(33) bond length is 1.39 Å. In the twenty-sixth C site, C(26) is bonded in a trigonal planar geometry to one C(18), one C(30), and one C(34) atom. The C(26)-C(30) bond length is 1.50 Å. The C(26)-C(34) bond length is 1.39 Å. In the twenty-seventh C site, C(27) is bonded in a trigonal planar geometry to one C(19), one C(31), and one C(35) atom. The C(27)-C(31) bond length is 1.50 Å. The C(27)-C(35) bond length is 1.39 Å. In the twenty-eighth C site, C(28) is bonded in a trigonal planar geometry to one C(20), one C(32), and one C(36) atom. The C(28)-C(32) bond length is 1.50 Å. The C(28)-C(36) bond length is 1.39 Å. In the twenty-ninth C site, C(29) is bonded in a distorted bent 120 degrees geometry to one C(25), one O(13), and one O(17) atom. The C(29)-O(13) bond length is 1.25 Å. The C(29)-O(17) bond length is 1.29 Å. In the thirtieth C site, C(30) is bonded in a distorted bent 120 degrees geometry to one C(26), one O(14), and one O(18) atom. The C(30)-O(14) bond length is 1.25 Å. The C(30)-O(18) bond length is 1.29 Å. In the thirty-first C site, C(31) is bonded in a distorted bent 120 degrees geometry to one C(27), one O(15), and one O(19) atom. The C(31)-O(15) bond length is 1.25 Å. The C(31)-O(19) bond length is 1.29 Å. In the thirty-second C site, C(32) is bonded in a distorted bent 120 degrees geometry to one C(28), one O(16), and one O(20) atom. The C(32)-O(16) bond length is 1.25 Å. The C(32)-O(20) bond length is 1.29 Å. In the thirty-third C site, C(33) is bonded in a distorted trigonal planar geometry to one C(25), one C(5), and one H(21) atom. The C(33)-H(21) bond length is 1.09 Å. In the thirty-fourth C site, C(34) is bonded in a distorted trigonal planar geometry to one C(26), one C(6), and one H(22) atom. The C(34)-H(22) bond length is 1.09 Å. In the thirty-fifth C site, C(35) is bonded in a distorted trigonal planar geometry to one C(27), one C(7), and one H(23) atom. The C(35)-H(23) bond length is 1.09 Å. In the thirty-sixth C site, C(36) is bonded in a distorted trigonal planar geometry to one C(28), one C(8), and one H(24) atom. The C(36)-H(24) bond length is 1.09 Å. In the thirty-seventh C site, C(37) is bonded in a trigonal planar geometry to one N(5), one N(9), and one H(25) atom. The C(37)-N(5) bond length is 1.32 Å. The C(37)-N(9) bond length is 1.37 Å. The C(37)-H(25) bond length is 1.08 Å. In the thirty-eighth C site, C(38) is bonded in a trigonal planar geometry to one N(10); one N(6); and one H(26,28) atom. The C(38)-N(10) bond length is 1.37 Å. The C(38)-N(6) bond length is 1.32 Å. The C(38)-H(26,28) bond length is 1.08 Å. In the thirty-ninth C site, C(39) is bonded in a trigonal planar geometry to one N(11), one N(7), and one H(27) atom. The C(39)-N(11) bond length is 1.37 Å. The C(39)-N(7) bond length is 1.32 Å. The C(39)-H(27) bond length is 1.08 Å. In the fortieth C site, C(40) is bonded in a trigonal planar geometry to one N(12); one N(8); and one H(26,28) atom. The C(40)-N(12) bond length is 1.37 Å. The C(40)-N(8) bond length is 1.32 Å. The C(40)-H(26,28) bond length is 1.08 Å. In the forty-first C site, C(41) is bonded in a trigonal planar geometry to one N(1), one N(9), and one H(29) atom. The C(41)-N(1) bond length is 1.32 Å. The C(41)-N(9) bond length is 1.36 Å. The C(41)-H(29) bond length is 1.08 Å. In the forty-second C site, C(42) is bonded in a trigonal planar geometry to one N(10), one N(2), and one H(30) atom. The C(42)-N(10) bond length is 1.36 Å. The C(42)-N(2) bond length is 1.32 Å. The C(42)-H(30) bond length is 1.08 Å. In the forty-third C site, C(43) is bonded in a trigonal planar geometry to one N(11), one N(3), and one H(31) atom. The C(43)-N(11) bond length is 1.36 Å. The C(43)-N(3) bond length is 1.32 Å. The C(43)-H(31) bond length is 1.08 Å. In the forty-fourth C site, C(44) is bonded in a trigonal planar geometry to one N(12), one N(4), and one H(32) atom. The C(44)-N(12) bond length is 1.36 Å. The C(44)-N(4) bond length is 1.32 Å. The C(44)-H(32) bond length is 1.08 Å. There are sixteen inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Cu(1), one C(41), and one N(5) atom. The N(1)-N(5) bond length is 1.37 Å. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one Cu(2), one C(42), and one N(6) atom. The N(2)-N(6) bond length is 1.37 Å. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Cu(3), one C(43), and one N(7) atom. The N(3)-N(7) bond length is 1.37 Å. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one Cu(4), one C(44), and one N(8) atom. The N(4)-N(8) bond length is 1.37 Å. In the fifth N site, N(5) is bonded in a distorted trigonal planar geometry to one Cu(5), one C(37), and one N(1) atom. In the sixth N site, N(6) is bonded in a distorted trigonal planar geometry to one Cu(6), one C(38), and one N(2) atom. In the seventh N site, N(7) is bonded in a distorted trigonal planar geometry to one Cu(7), one C(39), and one N(3) atom. In the eighth N site, N(8) is bonded in a distorted trigonal planar geometry to one Cu(8), one C(40), and one N(4) atom. In the ninth N site, N(9) is bonded in a distorted trigonal planar geometry to one C(37), one C(41), and one N(13) atom. The N(9)-N(13) bond length is 1.40 Å. In the tenth N site, N(10) is bonded in a distorted trigonal planar geometry to one C(38), one C(42), and one N(14) atom. The N(10)-N(14) bond length is 1.40 Å. In the eleventh N site, N(11) is bonded in a distorted trigonal planar geometry to one C(39), one C(43), and one N(15) atom. The N(11)-N(15) bond length is 1.40 Å. In the twelfth N site, N(12) is bonded in a distorted trigonal planar geometry to one C(40), one C(44), and one N(16) atom. The N(12)-N(16) bond length is 1.40 Å. In the thirteenth N site, N(13) is bonded in a distorted water-like geometry to one N(9), one H(13), and one H(9) atom. The N(13)-H(13) bond length is 1.02 Å. The N(13)-H(9) bond length is 1.03 Å. In the fourteenth N site, N(14) is bonded in a distorted water-like geometry to one N(10); one H(10,11,12); and one H(14,15,16) atom. The N(14)-H(10,11,12) bond length is 1.03 Å. The N(14)-H(14,15,16) bond length is 1.02 Å. In the fifteenth N site, N(15) is bonded in a distorted water-like geometry to one N(11); one H(10,11,12); and one H(14,15,16) atom. The N(15)-H(10,11,12) bond length is 1.03 Å. The N(15)-H(14,15,16) bond length is 1.02 Å. In the sixteenth N site, N(16) is bonded in a distorted water-like geometry to one N(12); one H(10,11,12); and one H(14,15,16) atom. The N(16)-H(10,11,12) bond length is 1.03 Å. The N(16)-H(14,15,16) bond length is 1.02 Å. There are twenty-five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(1) atom. The H(1)-O(1) bond length is 1.00 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) and one O(23) atom. The H(2)-O(2) bond length is 1.00 Å. The H(2)-O(23) bond length is 1.69 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(3) atom. The H(3)-O(3) bond length is 1.00 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 1.00 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(9) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(11) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(12) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one N(13) atom. In the tenth H site, H(10,11,12) is bonded in a single-bond geometry to one N(14) atom. In the eleventh H site, H(13) is bonded in a single-bond geometry to one N(13) atom. In the twelfth H site, H(14,15,16) is bonded in a single-bond geometry to one N(14) atom. In the thirteenth H site, H(17,19,20) is bonded in a single-bond geometry to one C(13) atom. In the fourteenth H site, H(18) is bonded in a single-bond geometry to one C(14) atom. In the fifteenth H site, H(21) is bonded in a single-bond geometry to one C(33) atom. In the sixteenth H site, H(22) is bonded in a single-bond geometry to one C(34) atom. In the seventeenth H site, H(23) is bonded in a single-bond geometry to one C(35) atom. In the eighteenth H site, H(24) is bonded in a single-bond geometry to one C(36) atom. In the nineteenth H site, H(25) is bonded in a single-bond geometry to one C(37) atom. In the twentieth H site, H(26,28) is bonded in a single-bond geometry to one C(38) atom. In the twenty-first H site, H(27) is bonded in a single-bond geometry to one C(39) atom. In the twenty-second H site, H(29) is bonded in a single-bond geometry to one C(41) atom. In the twenty-third H site, H(30) is bonded in a single-bond geometry to one C(42) atom. In the twenty-fourth H site, H(31) is bonded in a single-bond geometry to one C(43) atom. In the twenty-fifth H site, H(32) is bonded in a single-bond geometry to one C(44) atom. There are twenty-eight inequivalent O sites. In the first O site, O(1) is bonded to one Cu(1), one Cu(5), one Cu(7), and one H(1) atom to form distorted edge-sharing OCu3H tetrahedra. In the second O site, O(2) is bonded to one Cu(2), one Cu(6), one Cu(8), and one H(2) atom to form distorted edge-sharing OCu3H tetrahedra. In the third O site, O(3) is bonded to one Cu(3), one Cu(5), one Cu(7), and one H(3) atom to form distorted edge-sharing OCu3H tetrahedra. In the fourth O site, O(4) is bonded to one Cu(4), one Cu(6), one Cu(8), and one H(4) atom to form distorted edge-sharing OCu3H tetrahedra. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Cu(7) and one C(1) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Cu(8) and one C(2) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Cu(5) and one C(3) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Cu(6) and one C(4) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Cu(1) and one C(1) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Cu(2) and one C(2) atom. In the eleventh O site, O(11) is bonded in a bent 120 degrees geometry to one Cu(3) and one C(3) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one Cu(4) and one C(4) atom. In the thirteenth O site, O(13) is bonded in a distorted single-bond geometry to one Cu(2) and one C(29) atom. In the fourteenth O site, O(14) is bonded in a distorted single-bond geometry to one Cu(1) and one C(30) atom. In the fifteenth O site, O(15) is bonded in a distorted single-bond geometry to one Cu(4) and one C(31) atom. In the sixteenth O site, O(16) is bonded in a distorted single-bond geometry to one Cu(3) and one C(32) atom. In the seventeenth O site, O(17) is bonded in a water-like geometry to one Cu(8) and one C(29) atom. In the eighteenth O site, O(18) is bonded in a water-like geometry to one Cu(7) and one C(30) atom. In the nineteenth O site, O(19) is bonded in a water-like geometry to one Cu(6) and one C(31) atom. In the twentieth O site, O(20) is bonded in a water-like geometry to one Cu(5) and one C(32) atom. In the twenty-first O site, O(21) is bonded in a distorted single-bond geometry to one C(21) atom. In the twenty-second O site, O(22) is bonded in a distorted single-bond geometry to one C(22) atom. In the twenty-third O site, O(23) is bonded in a distorted single-bond geometry to one C(23) and one H(2) atom. In the twenty-fourth O site, O(24) is bonded in a distorted single-bond geometry to one C(24) atom. In the twenty-fifth O site, O(25) is bonded in a bent 120 degrees geometry to one Cu(2) and one C(21) atom. In the twenty-sixth O site, O(26) is bonded in a water-like geometry to one Cu(1) and one C(22) atom. In the twenty-seventh O site, O(27) is bonded in a bent 120 degrees geometry to one Cu(4) and one C(23) atom. In the twenty-eighth O site, O(28) is bonded in a bent 120 degrees geometry to one Cu(3) and one C(24) atom. Linkers: 4 Nn1cnnc1 ,4 [O]C(=O)c1ccc(C([O])=O)c(C([O])=O)c1. Metal clusters: 2 O=[C]O[Cu@]12[N][N][Cu@@]3(O)O[C]O[Cu@](O[C]=O)([N][N][Cu@@](O)(O[C]O1)O[C]O2)O[C]O3. RCSR code: rtl. The MOF has largest included sphere 5.22 A, density 1.67 g/cm3, surface area 3121.36 m2/g, accessible volume 0.26 cm3/g