CoPH6(CO)6(CH2)3 is Indium-derived structured and crystallizes in the hexagonal P6_1 space group. The structure is zero-dimensional and consists of thirty-six 02329_fluka molecules and twelve CoPH6(CO)6 clusters. In each CoPH6(CO)6 cluster, Co(1) is bonded in a 3-coordinate geometry to one P(1), one O(11), one O(7), and one O(9) atom. The Co(1)-P(1) bond length is 2.39 Å. The Co(1)-O(11) bond length is 1.99 Å. The Co(1)-O(7) bond length is 2.02 Å. The Co(1)-O(9) bond length is 2.01 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a distorted water-like geometry to one P(1), one H(1), and one H(2) atom. The C(1)-P(1) bond length is 1.83 Å. The C(1)-H(1) bond length is 0.97 Å. The C(1)-H(2) bond length is 0.97 Å. In the second C site, C(4) is bonded in a distorted water-like geometry to one P(1) and two equivalent H(5,6) atoms. The C(4)-P(1) bond length is 1.84 Å. Both C(4)-H(5,6) bond lengths are 0.97 Å. In the third C site, C(7) is bonded in a distorted water-like geometry to one P(1), one H(10), and one H(9) atom. The C(7)-P(1) bond length is 1.83 Å. The C(7)-H(10) bond length is 0.97 Å. The C(7)-H(9) bond length is 0.97 Å. In the fourth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one O(7) and one O(8) atom. The C(12)-O(7) bond length is 1.27 Å. The C(12)-O(8) bond length is 1.24 Å. In the fifth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(9) atom. The C(15)-O(10) bond length is 1.22 Å. The C(15)-O(9) bond length is 1.28 Å. In the sixth C site, C(18) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(12) atom. The C(18)-O(11) bond length is 1.27 Å. The C(18)-O(12) bond length is 1.24 Å. P(1) is bonded in a distorted tetrahedral geometry to one Co(1), one C(1), one C(4), and one C(7) atom. There are five 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(1) atom. In the third H site, H(5,6) is bonded in a single-bond geometry to one C(4) atom. In the fourth H site, H(9) is bonded in a single-bond geometry to one C(7) atom. In the fifth H site, H(10) is bonded in a single-bond geometry to one C(7) atom. There are six inequivalent O sites. In the first O site, O(7) is bonded in a water-like geometry to one Co(1) and one C(12) atom. In the second O site, O(8) is bonded in a single-bond geometry to one C(12) atom. In the third O site, O(9) is bonded in a water-like geometry to one Co(1) and one C(15) atom. In the fourth O site, O(10) is bonded in a single-bond geometry to one C(15) atom. In the fifth O site, O(12) is bonded in a single-bond geometry to one C(18) atom. In the sixth O site, O(11) is bonded in a water-like geometry to one Co(1) and one C(18) atom. Linkers: 1 [O]C(=O)CCP(CCC([O])=O)CCC([O])=O. Metal clusters: 1 O=[C]O[Co](O[C]=O)O[C]=O. RCSR code: hcb. The MOF has largest included sphere 6.35 A, density 1.16 g/cm3, surface area 4337.12 m2/g, accessible volume 0.38 cm3/g