CuC20H20(N2O)4 is Indium-like structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of one CuC20H20(N2O)4 cluster. Cu(1) is bonded in an octahedral geometry to two equivalent N(1), two equivalent N(3), and two equivalent O(1) atoms. Both Cu(1)-N(1) bond lengths are 2.04 Å. Both Cu(1)-N(3) bond lengths are 2.00 Å. Both Cu(1)-O(1) bond lengths are 2.58 Å. There are ten 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(3) atom. The C(1)-C(2) bond length is 1.38 Å. The C(1)-N(1) bond length is 1.38 Å. The C(1)-H(3) 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(4) atom. The C(2)-N(2) bond length is 1.38 Å. The C(2)-H(4) 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(5) atom. The C(3)-N(1) bond length is 1.34 Å. The C(3)-N(2) bond length is 1.35 Å. The C(3)-H(5) bond length is 1.08 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one N(3), one N(4), and one H(6) atom. The C(4)-N(3) bond length is 1.33 Å. The C(4)-N(4) bond length is 1.35 Å. The C(4)-H(6) bond length is 1.08 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(6), one N(4), and one H(7) atom. The C(5)-C(6) bond length is 1.38 Å. The C(5)-N(4) bond length is 1.38 Å. The C(5)-H(7) bond length is 1.08 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(5), one N(3), and one H(8) atom. The C(6)-N(3) bond length is 1.38 Å. The C(6)-H(8) bond length is 1.08 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(1), and one O(2) atom. The C(7)-C(8) bond length is 1.51 Å. The C(7)-O(1) bond length is 1.26 Å. The C(7)-O(2) bond length is 1.29 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(10), one C(7), and one C(9) atom. The C(8)-C(10) bond length is 1.40 Å. The C(8)-C(9) bond length is 1.40 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(8) and one H(9) atom. The C(9)-H(9) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted single-bond geometry to one C(8) and one H(10) atom. The C(10)-H(10) bond length is 1.09 Å. There are four 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 H(1) atom. The N(2)-H(1) bond length is 1.05 Å. In the third N site, N(3) is bonded in a trigonal planar geometry to one Cu(1), one C(4), and one C(6) atom. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one C(4), one C(5), and one H(2) atom. The N(4)-H(2) bond length is 1.04 Å. There are ten inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one N(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one N(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(1) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(2) atom. 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(4) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(5) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(6) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(9) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(10) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Cu(1) and one C(7) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one C(7) atom. Linkers: 1 [O]C(=O)c1ccc(C([O])=O)cc1. Metal clusters: . The MOF has largest included sphere 2.25 A, density 1.56 g/cm3, surface area 4737.78 m2/g, accessible volume 0.19 cm3/g