Cu3C28H22(NO8)2 crystallizes in the orthorhombic Fdd2 space group. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a square co-planar geometry to one N(1), one N(2), and two equivalent O(3) atoms. The Cu(1)-N(1) bond length is 2.01 Å. The Cu(1)-N(2) bond length is 1.98 Å. Both Cu(1)-O(3) bond lengths are 2.02 Å. In the second Cu site, Cu(2) is bonded in a distorted square pyramidal geometry to one O(1), one O(4), one O(5), one O(7), and one O(8) atom. The Cu(2)-O(1) bond length is 1.96 Å. The Cu(2)-O(4) bond length is 2.30 Å. The Cu(2)-O(5) bond length is 1.97 Å. The Cu(2)-O(7) bond length is 1.98 Å. The Cu(2)-O(8) bond length is 2.00 Å. There are fifteen inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(7) atom. The C(1)-C(2) bond length is 1.40 Å. The C(1)-C(6) bond length is 1.40 Å. The C(1)-C(7) bond length is 1.50 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(8) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-C(8) bond length is 1.50 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(5) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-H(5) 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 1.40 Å. The C(4)-C(9) bond length is 1.50 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(4) and one H(6) atom. The C(5)-H(6) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(1) and one H(7) atom. The C(6)-H(7) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(7)-O(1) bond length is 1.29 Å. The C(7)-O(2) bond length is 1.26 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(3), and one O(4) atom. The C(8)-O(3) bond length is 1.30 Å. The C(8)-O(4) bond length is 1.25 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 1.28 Å. The C(9)-O(6) bond length is 1.27 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(11), one N(1), and one H(8) atom. The C(10)-C(11) bond length is 1.39 Å. The C(10)-N(1) bond length is 1.35 Å. The C(10)-H(8) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(10), one C(12), and one H(9) atom. The C(11)-C(12) bond length is 1.40 Å. The C(11)-H(9) bond length is 1.09 Å. In the twelfth C site, C(12) is bonded in a trigonal planar geometry to one C(15) and two equivalent C(11) atoms. The C(12)-C(15) bond length is 1.48 Å. In the thirteenth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(14), one N(2), and one H(10) atom. The C(13)-C(14) bond length is 1.39 Å. The C(13)-N(2) bond length is 1.35 Å. The C(13)-H(10) bond length is 1.09 Å. In the fourteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(13), one C(15), and one H(11) atom. The C(14)-C(15) bond length is 1.40 Å. The C(14)-H(11) bond length is 1.09 Å. In the fifteenth C site, C(15) is bonded in a trigonal planar geometry to one C(12) and two equivalent C(14) atoms. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(1) and two equivalent C(10) atoms. In the second N site, N(2) is bonded in a trigonal planar geometry to one Cu(1) and two equivalent C(13) atoms. There are eleven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(7) atom. The H(1)-O(7) bond length is 0.99 Å. In the second H site, H(2) is bonded in a distorted single-bond geometry to one O(6) and one O(7) atom. The H(2)-O(6) bond length is 1.68 Å. The H(2)-O(7) bond length is 1.00 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(6) and one O(8) atom. The H(3)-O(6) bond length is 1.72 Å. The H(3)-O(8) bond length is 1.00 Å. In the fourth H site, H(4) is bonded in a distorted linear geometry to one O(2) and one O(8) atom. The H(4)-O(2) bond length is 1.57 Å. The H(4)-O(8) bond length is 1.02 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(3) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(5) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(6) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(10) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(11) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(13) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(14) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Cu(2) and one C(7) atom. In the second O site, O(2) is bonded in a water-like geometry to one C(7) and one H(4) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to one Cu(1) and one C(8) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Cu(2) and one C(8) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Cu(2) and one C(9) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one C(9), one H(2), and one H(3) atom. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Cu(2), one H(1), and one H(2) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to one Cu(2), one H(3), and one H(4) atom. Linkers: 4 [O]C(=O)c1ccc(C([O])=O)c(C([O])=O)c1 ,1 c1cc(-c2ccncc2)ccn1. Metal clusters: 3 [Cu] ,1 O.O.O.O.O=[C]O[Cu](O[C]O[Cu]O[C]O[Cu](O[C]=O)O[C]=O)O[C]=O. RCSR code: kgd. The MOF has largest included sphere 2.09 A, density 2.00 g/cm3, surface area 3686.18 m2/g, accessible volume 0.08 cm3/g