CuC12H16(NO)4(CO)2 is Indium-derived structured and crystallizes in the monoclinic P2_1/c space group. The structure is zero-dimensional and consists of four formaldehyde molecules and two CuC12H16(NO)4 clusters. In each CuC12H16(NO)4 cluster, Cu(1) is bonded in an octahedral geometry to two equivalent N(1), two equivalent O(1), and two equivalent O(2) atoms. Both Cu(1)-N(1) bond lengths are 1.95 Å. Both Cu(1)-O(1) bond lengths are 2.13 Å. Both Cu(1)-O(2) bond lengths are 2.45 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(3) atom. The C(1)-N(1) bond length is 1.33 Å. The C(1)-N(2) bond length is 1.36 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(4), one N(1), and one H(4) atom. The C(2)-C(4) bond length is 1.37 Å. The C(2)-N(1) 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 single-bond geometry to one O(1) atom. The C(3)-O(1) bond length is 1.26 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(2), one N(2), and one H(5) atom. The C(4)-N(2) bond length is 1.39 Å. The C(4)-H(5) bond length is 1.08 Å. In the fifth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(7), one N(2), and one H(6) atom. The C(6)-C(7) bond length is 1.33 Å. The C(6)-N(2) bond length is 1.41 Å. The C(6)-H(6) bond length is 1.09 Å. In the sixth C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(6), one H(7), and one H(8) atom. The C(7)-H(7) bond length is 1.09 Å. The C(7)-H(8) bond length is 1.09 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(2) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(1), one C(4), and one C(6) atom. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(2) atom. The H(1)-O(2) bond length is 0.98 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) atom. The H(2)-O(2) bond length is 0.99 Å. 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(4) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(6) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(7) atom. In the eighth H site, H(8) 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 distorted bent 120 degrees geometry to one Cu(1) and one C(3) atom. In the second O site, O(2) is bonded in a water-like geometry to one Cu(1), one H(1), and one H(2) atom. Linkers: 1 O=C1C(=O)C(=O)C1=O. Metal clusters: 2 [Cu]. The MOF has largest included sphere 2.05 A, density 1.61 g/cm3, surface area 4809.39 m2/g, accessible volume 0.15 cm3/g