CuC15H12(NO)4 crystallizes in the monoclinic C2/c space group. Cu(1) is bonded in a square co-planar geometry to two equivalent N(1) and two equivalent O(1) atoms. Both Cu(1)-N(1) bond lengths are 1.97 Å. Both Cu(1)-O(1) bond lengths are 1.99 Å. There are eight inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one N(1), and one H(1) atom. The C(1)-C(2) bond length is 1.37 Å. The C(1)-N(1) bond length is 1.39 Å. The C(1)-H(1) bond length is 1.08 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(1), one N(2), and one H(2) atom. The C(2)-N(2) bond length is 1.39 Å. The C(2)-H(2) bond length is 1.08 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(3) atom. The C(3)-N(1) bond length is 1.33 Å. The C(3)-N(2) bond length is 1.36 Å. The C(3)-H(3) bond length is 1.08 Å. In the fourth C site, C(4) is bonded in a tetrahedral geometry to two equivalent N(2) and two equivalent H(4) atoms. Both C(4)-N(2) bond lengths are 1.46 Å. Both C(4)-H(4) bond lengths are 1.09 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(6), one C(7), and one H(5) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-C(7) bond length is 1.39 Å. The C(5)-H(5) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(5), one C(7), and one C(8) atom. The C(6)-C(7) bond length is 1.40 Å. The C(6)-C(8) bond length is 1.50 Å. In the seventh C site, C(7) is bonded in a distorted trigonal planar geometry to one C(5), one C(6), and one H(6) atom. The C(7)-H(6) bond length is 1.09 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(1), and one O(2) atom. The C(8)-O(1) bond length is 1.30 Å. The C(8)-O(2) bond length is 1.25 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(1), and one C(3) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(2), one C(3), and one C(4) atom. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(5) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(7) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Cu(1) and one C(8) atom. In the second O site, O(2) is bonded in a single-bond geometry to one C(8) atom. Linkers: 1 [CH2]n1ccnc1.[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH]=N[Cu][N].[CH]=[N].[CH][N].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C]=C[N].[C]=O.[C]=O.[C][CH][C].[C][C].[C][C].[C][C][C].[C][N].[Cu].[Cu].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[N].[N].[N].[N].[N].[N].[O].[O].[O].[O].[O].[O].[O].[O] ,1 [CH2]n1ccnc1.[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH]=[N].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C]=O.[C]=O.[C][CH].[C][CH][C].[C][C].[C][C][C].[C][N]CN([C])C=[CH].[Cu].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[N].[N].[N].[N].[N].[N].[N].[N][Cu].[O].[O].[O].[O].[O].[O].[O][C]=O ,1 [O]C(=O)c1ccc(C([O])=O)cc1. Metal clusters: 1 O=[C]O[Cu]O[C]=O. The MOF has largest included sphere 3.41 A, density 1.54 g/cm3, surface area 4555.48 m2/g, accessible volume 0.22 cm3/g