Cu2C22N5H11O8 crystallizes in the triclinic P-1 space group. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a distorted rectangular see-saw-like geometry to one N(1), one O(1), one O(3), and one O(7) atom. The Cu(1)-N(1) bond length is 2.00 Å. The Cu(1)-O(1) bond length is 1.96 Å. The Cu(1)-O(3) bond length is 2.02 Å. The Cu(1)-O(7) bond length is 1.98 Å. In the second Cu site, Cu(2) is bonded in a square pyramidal geometry to one N(5), one O(2), one O(3), one O(5), and one O(8) atom. The Cu(2)-N(5) bond length is 1.98 Å. The Cu(2)-O(2) bond length is 1.95 Å. The Cu(2)-O(3) bond length is 2.04 Å. The Cu(2)-O(5) bond length is 2.00 Å. The Cu(2)-O(8) bond length is 2.21 Å. There are twenty-two inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(1)-C(2) bond length is 1.49 Å. The C(1)-O(1) bond length is 1.28 Å. The C(1)-O(2) bond length is 1.27 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(7) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-C(7) bond length is 1.41 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one H(1) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-H(1) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(9) atom. The C(4)-C(5) bond length is 1.41 Å. The C(4)-C(9) bond length is 1.51 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(10), one C(4), and one C(6) atom. The C(5)-C(10) bond length is 1.50 Å. The C(5)-C(6) bond length is 1.40 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(5), one C(7), and one H(2) atom. The C(6)-C(7) bond length is 1.39 Å. The C(6)-H(2) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(8) atom. The C(7)-C(8) bond length is 1.50 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(7), one O(3), and one O(4) atom. The C(8)-O(3) bond length is 1.32 Å. The C(8)-O(4) bond length is 1.24 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(5), and one O(6) atom. The C(9)-O(5) bond length is 1.30 Å. The C(9)-O(6) bond length is 1.25 Å. In the tenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(7), and one O(8) atom. The C(10)-O(7) bond length is 1.29 Å. The C(10)-O(8) bond length is 1.26 Å. In the eleventh C site, C(11) is bonded in a distorted trigonal planar geometry to one C(12), one N(1), and one H(3) atom. The C(11)-C(12) bond length is 1.39 Å. The C(11)-N(1) bond length is 1.35 Å. The C(11)-H(3) bond length is 1.09 Å. In the twelfth C site, C(12) is bonded in a distorted single-bond geometry to one C(11), one C(13), and one H(4) atom. The C(12)-C(13) bond length is 1.40 Å. The C(12)-H(4) bond length is 1.09 Å. In the thirteenth C site, C(13) is bonded in a trigonal planar geometry to one C(12), one C(14), and one C(16) atom. The C(13)-C(14) bond length is 1.40 Å. The C(13)-C(16) bond length is 1.46 Å. In the fourteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(13) and one H(5) atom. The C(14)-H(5) bond length is 1.09 Å. In the fifteenth C site, C(15) is bonded in a distorted trigonal planar geometry to one N(1) and one H(6) atom. The C(15)-N(1) bond length is 1.35 Å. The C(15)-H(6) bond length is 1.09 Å. In the sixteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(13), one N(2), and one N(3) atom. The C(16)-N(2) bond length is 1.36 Å. The C(16)-N(3) bond length is 1.35 Å. In the seventeenth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(18), one N(2), and one N(4) atom. The C(17)-C(18) bond length is 1.46 Å. The C(17)-N(2) bond length is 1.34 Å. The C(17)-N(4) bond length is 1.37 Å. In the eighteenth C site, C(18) is bonded in a trigonal planar geometry to one C(17), one C(19), and one C(22) atom. The C(18)-C(19) bond length is 1.41 Å. The C(18)-C(22) bond length is 1.40 Å. In the nineteenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(18), one C(20), and one H(7) atom. The C(19)-C(20) bond length is 1.39 Å. The C(19)-H(7) bond length is 1.09 Å. In the twentieth C site, C(20) is bonded in a distorted trigonal planar geometry to one C(19), one N(5), and one H(8) atom. The C(20)-N(5) bond length is 1.35 Å. The C(20)-H(8) bond length is 1.09 Å. In the twenty-first C site, C(21) is bonded in a distorted trigonal planar geometry to one N(5) and one H(9) atom. The C(21)-N(5) bond length is 1.35 Å. The C(21)-H(9) bond length is 1.09 Å. In the twenty-second C site, C(22) is bonded in a distorted single-bond geometry to one C(18) and one H(10) atom. The C(22)-H(10) bond length is 1.09 Å. There are five inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(11), and one C(15) atom. In the second N site, N(2) is bonded in a water-like geometry to one C(16) and one C(17) atom. In the third N site, N(3) is bonded in a distorted water-like geometry to one C(16) and one N(4) atom. The N(3)-N(4) bond length is 1.34 Å. In the fourth N site, N(4) is bonded in a 2-coordinate geometry to one C(17), one N(3), and one H(11) atom. The N(4)-H(11) bond length is 1.04 Å. In the fifth N site, N(5) is bonded in a trigonal planar geometry to one Cu(2), one C(20), and one C(21) atom. There are eleven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(6) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(11) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(12) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(14) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(15) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(19) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(20) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(21) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(22) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one N(4) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cu(2) and one C(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Cu(1), one Cu(2), and one C(8) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one C(8) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Cu(2) and one C(9) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one C(9) atom. In the seventh O site, O(7) is bonded in a water-like geometry to one Cu(1) and one C(10) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Cu(2) and one C(10) atom. Linkers: 2 [O]C(=O)c1cc(C([O])=O)c(C([O])=O)cc1C([O])=O ,2 c1cc([C]2N=C(c3ccncc3)[N]N2)ccn1. Metal clusters: 1 O=[C]O[Cu]1O[C]O[Cu](O[C]=O)O[C]O[Cu](O[C]=O)O[C]O[Cu](O[C]=O)O[C]O1. The MOF has largest included sphere 3.59 A, density 1.85 g/cm3, surface area 3300.92 m2/g, accessible volume 0.11 cm3/g