(CuC9NH5O3)2CH crystallizes in the monoclinic C2/c space group. The structure consists of four 02329_fluka molecules inside a CuC9NH5O3 framework. In the CuC9NH5O3 framework, Cu(1) is bonded in a distorted square co-planar geometry to one N(1), one O(1), one O(2), and one O(3) atom. The Cu(1)-N(1) bond length is 1.97 Å. The Cu(1)-O(1) bond length is 2.04 Å. The Cu(1)-O(2) bond length is 1.99 Å. The Cu(1)-O(3) bond length is 1.95 Å. There are ten inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(10), one C(2), and one C(3) atom. The C(1)-C(10) bond length is 1.40 Å. The C(1)-C(2) bond length is 1.40 Å. The C(1)-C(3) bond length is 1.49 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1) and one H(1) atom. The C(2)-H(1) bond length is 0.93 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(3)-O(1) bond length is 1.25 Å. The C(3)-O(2) bond length is 1.26 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(2) atom. The C(4)-N(1) bond length is 1.34 Å. The C(4)-H(2) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(6) and one H(3) atom. The C(5)-C(6) bond length is 1.39 Å. The C(5)-H(3) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(5), one C(6), and one C(7) atom. The C(6)-C(6) bond length is 1.48 Å. The C(6)-C(7) bond length is 1.39 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(6), one C(8), and one H(4) atom. The C(7)-C(8) bond length is 1.38 Å. The C(7)-H(4) bond length is 0.93 Å. In the eighth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(7), one N(1), and one H(5) atom. The C(8)-N(1) bond length is 1.34 Å. The C(8)-H(5) bond length is 0.93 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(10) and two equivalent O(3) atoms. The C(9)-C(10) bond length is 1.52 Å. Both C(9)-O(3) bond lengths are 1.25 Å. In the tenth C site, C(10) is bonded in a trigonal planar geometry to one C(9) and two equivalent C(1) atoms. N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(4), and one C(8) atom. There are five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(7) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(8) atom. There are three inequivalent O sites. In the first O site, O(1) is bonded in an L-shaped geometry to one Cu(1) and one C(3) atom. In the second O site, O(2) is bonded in an L-shaped geometry to one Cu(1) and one C(3) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(9) atom. Linkers: 4 [O]C(=O)c1cccc(C([O])=O)c1C([O])=O ,4 c1cc(-c2ccncc2)ccn1. Metal clusters: 4 [C]1O[Cu](O[C]O[Cu]2O[C]O2)O1. The MOF has largest included sphere 4.54 A, density 1.60 g/cm3, surface area 3569.61 m2/g, accessible volume 0.22 cm3/g