CuC18H10(NO4)2(CH)2 crystallizes in the monoclinic C2/c space group. The structure consists of eight 02329_fluka molecules inside a CuC18H10(NO4)2 framework. In the CuC18H10(NO4)2 framework, Cu(1) is bonded in a rectangular see-saw-like geometry to two equivalent N(1) and two equivalent O(1) atoms. Both Cu(1)-N(1) bond lengths are 1.98 Å. Both Cu(1)-O(1) bond lengths are 1.97 Å. There are nine inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one H(2) atom. The C(1)-C(2) bond length is 1.39 Å. The C(1)-N(1) bond length is 1.34 Å. The C(1)-H(2) bond length is 1.09 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1) and one H(3) atom. The C(2)-H(3) bond length is 1.09 Å. In the third C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(5) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-H(5) bond length is 1.09 Å. In the fourth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(4), one C(5), and one N(1) atom. The C(5)-C(5) bond length is 1.47 Å. The C(5)-N(1) bond length is 1.36 Å. In the fifth C site, C(6) is bonded in a trigonal planar geometry to one C(7), one C(8), and one C(9) atom. The C(6)-C(7) bond length is 1.41 Å. The C(6)-C(8) bond length is 1.39 Å. The C(6)-C(9) bond length is 1.51 Å. In the sixth C site, C(7) is bonded in a trigonal planar geometry to one C(10), one C(6), and one C(8) atom. The C(7)-C(10) bond length is 1.49 Å. The C(7)-C(8) bond length is 1.40 Å. In the seventh C site, C(8) is bonded in a distorted single-bond geometry to one C(6), one C(7), and one H(6) atom. The C(8)-H(6) bond length is 1.09 Å. In the eighth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(1), and one O(2) atom. The C(9)-O(1) bond length is 1.29 Å. The C(9)-O(2) bond length is 1.26 Å. In the ninth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(7), one O(3), and one O(4) atom. The C(10)-O(3) bond length is 1.23 Å. The C(10)-O(4) bond length is 1.34 Å. N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(1), and one C(5) atom. There are five inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(2) and one O(4) atom. The H(1)-O(2) bond length is 1.54 Å. The H(1)-O(4) bond length is 1.03 Å. In the second H site, H(2) is bonded in a single-bond geometry to one C(1) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(2) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(4) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(8) atom. There are four 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(9) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one C(9) and one H(1) atom. In the third O site, O(3) is bonded in a single-bond geometry to one C(10) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one C(10) and one H(1) atom. Linkers: 2 [O]C(=O)c1cc(C(=O)O)c(C([O])=O)cc1C(=O)O. Metal clusters: 2 O=[C]O[Cu]O[C]=O. The MOF has largest included sphere 1.77 A, density 1.81 g/cm3, surface area 3859.23 m2/g, accessible volume 0.09 cm3/g