Co3C33PH18O13C9PH6O is Indium-derived structured and crystallizes in the orthorhombic Pbca space group. The structure is zero-dimensional and consists of eight tri(propen-2-yl)phosphine oxide molecules and eight Co3C33PH18O13 clusters. In each Co3C33PH18O13 cluster, there are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(1), one O(14), one O(3), one O(5), and one O(6) atom to form distorted CoO5 square pyramids that share  a cornercorner with one Co(2)O6 octahedra and  a cornercorner with one P(2)C3O tetrahedra. The corner-sharing octahedral tilt angles are 70°. The Co(1)-O(1) bond length is 2.04 Å. The Co(1)-O(14) bond length is 2.04 Å. The Co(1)-O(3) bond length is 2.04 Å. The Co(1)-O(5) bond length is 2.18 Å. The Co(1)-O(6) bond length is 2.19 Å. In the second Co site, Co(2) is bonded to one O(10), one O(13), one O(2), one O(4), one O(5), and one O(8) atom to form corner-sharing CoO6 octahedra. The Co(2)-O(10) bond length is 2.08 Å. The Co(2)-O(13) bond length is 2.19 Å. The Co(2)-O(2) bond length is 2.09 Å. The Co(2)-O(4) bond length is 2.05 Å. The Co(2)-O(5) bond length is 2.16 Å. The Co(2)-O(8) bond length is 2.05 Å. In the third Co site, Co(3) is bonded in a distorted square co-planar geometry to one O(11), one O(12), one O(13), and one O(9) atom. The Co(3)-O(11) bond length is 2.03 Å. The Co(3)-O(12) bond length is 2.27 Å. The Co(3)-O(13) bond length is 2.15 Å. The Co(3)-O(9) bond length is 2.04 Å. There are thirty-three inequivalent C sites. In the first C site, C(28) is bonded in a distorted single-bond geometry to one C(22) and one H(16) atom. The C(28)-C(22) bond length is 1.42 Å. The C(28)-H(16) bond length is 0.95 Å. In the second C site, C(29) is bonded in a trigonal planar geometry to one C(30), one C(35), and one P(2) atom. The C(29)-C(30) bond length is 1.40 Å. The C(29)-C(35) bond length is 1.38 Å. The C(29)-P(2) bond length is 1.80 Å. In the third C site, C(30) is bonded in a distorted single-bond geometry to one C(29) and one H(17) atom. The C(30)-H(17) bond length is 0.95 Å. In the fourth C site, C(31) is bonded in a distorted single-bond geometry to one C(32) and one H(18) atom. The C(31)-C(32) bond length is 1.39 Å. The C(31)-H(18) bond length is 0.95 Å. In the fifth C site, C(32) is bonded in a trigonal planar geometry to one C(31), one C(33), and one C(34) atom. The C(32)-C(33) bond length is 1.52 Å. The C(32)-C(34) bond length is 1.39 Å. In the sixth C site, C(33) is bonded in a distorted bent 120 degrees geometry to one C(32), one O(10), and one O(11) atom. The C(33)-O(10) bond length is 1.27 Å. The C(33)-O(11) bond length is 1.27 Å. In the seventh C site, C(34) is bonded in a distorted single-bond geometry to one C(32) and one H(19) atom. The C(34)-H(19) bond length is 0.95 Å. In the eighth C site, C(35) is bonded in a distorted single-bond geometry to one C(29) and one H(20) atom. The C(35)-H(20) bond length is 0.95 Å. In the ninth C site, C(36) is bonded in a trigonal planar geometry to one C(37), one C(42), and one P(2) atom. The C(36)-C(37) bond length is 1.39 Å. The C(36)-C(42) bond length is 1.41 Å. The C(36)-P(2) bond length is 1.80 Å. In the tenth C site, C(37) is bonded in a distorted single-bond geometry to one C(36) and one H(21) atom. The C(37)-H(21) bond length is 0.95 Å. In the eleventh C site, C(38) is bonded in a distorted single-bond geometry to one C(39) and one H(22) atom. The C(38)-C(39) bond length is 1.39 Å. The C(38)-H(22) bond length is 0.95 Å. In the twelfth C site, C(39) is bonded in a trigonal planar geometry to one C(38), one C(40), and one C(41) atom. The C(39)-C(40) bond length is 1.49 Å. The C(39)-C(41) bond length is 1.38 Å. In the thirteenth C site, C(40) is bonded in a distorted bent 120 degrees geometry to one C(39), one O(12), and one O(13) atom. The C(40)-O(12) bond length is 1.27 Å. The C(40)-O(13) bond length is 1.30 Å. In the fourteenth C site, C(41) is bonded in a distorted single-bond geometry to one C(39) and one H(23) atom. The C(41)-H(23) bond length is 0.95 Å. In the fifteenth C site, C(42) is bonded in a distorted single-bond geometry to one C(36) and one H(24) atom. The C(42)-H(24) bond length is 0.95 Å. In the sixteenth C site, C(25) is bonded in a trigonal planar geometry to one C(24), one C(26), and one C(27) atom. The C(25)-C(24) bond length is 1.42 Å. The C(25)-C(26) bond length is 1.52 Å. The C(25)-C(27) bond length is 1.38 Å. In the seventeenth C site, C(26) is bonded in a distorted bent 120 degrees geometry to one C(25), one O(8), and one O(9) atom. The C(26)-O(8) bond length is 1.28 Å. The C(26)-O(9) bond length is 1.26 Å. In the eighteenth C site, C(27) is bonded in a distorted single-bond geometry to one C(25) and one H(15) atom. The C(27)-H(15) bond length is 0.95 Å. In the nineteenth C site, C(3) is bonded in a distorted single-bond geometry to one C(4) and one H(2) atom. The C(3)-C(4) bond length is 1.38 Å. The C(3)-H(2) bond length is 0.95 Å. In the twentieth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(6) atom. The C(4)-C(5) bond length is 1.51 Å. The C(4)-C(6) bond length is 1.39 Å. In the twenty-first C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(1), and one O(2) atom. The C(5)-O(1) bond length is 1.27 Å. The C(5)-O(2) bond length is 1.26 Å. In the twenty-second C site, C(6) is bonded in a distorted single-bond geometry to one C(4) and one H(3) atom. The C(6)-H(3) bond length is 0.95 Å. In the twenty-third C site, C(10) is bonded in a distorted single-bond geometry to one C(11) and one H(6) atom. The C(10)-C(11) bond length is 1.40 Å. The C(10)-H(6) bond length is 0.95 Å. In the twenty-fourth C site, C(11) is bonded in a trigonal planar geometry to one C(10), one C(12), and one C(13) atom. The C(11)-C(12) bond length is 1.51 Å. The C(11)-C(13) bond length is 1.40 Å. In the twenty-fifth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(3), and one O(4) atom. The C(12)-O(3) bond length is 1.28 Å. The C(12)-O(4) bond length is 1.26 Å. In the twenty-sixth C site, C(13) is bonded in a distorted single-bond geometry to one C(11) and one H(7) atom. The C(13)-H(7) bond length is 0.95 Å. In the twenty-seventh C site, C(17) is bonded in a distorted single-bond geometry to one C(18) and one H(10) atom. The C(17)-C(18) bond length is 1.40 Å. The C(17)-H(10) bond length is 0.95 Å. In the twenty-eighth C site, C(18) is bonded in a trigonal planar geometry to one C(17), one C(19), and one C(20) atom. The C(18)-C(19) bond length is 1.49 Å. The C(18)-C(20) bond length is 1.40 Å. In the twenty-ninth C site, C(19) is bonded in a distorted bent 120 degrees geometry to one C(18), one O(5), and one O(6) atom. The C(19)-O(5) bond length is 1.29 Å. The C(19)-O(6) bond length is 1.26 Å. In the thirtieth C site, C(20) is bonded in a distorted single-bond geometry to one C(18) and one H(11) atom. The C(20)-H(11) bond length is 0.95 Å. In the thirty-first C site, C(22) is bonded in a trigonal planar geometry to one C(23), one C(28), and one P(2) atom. The C(22)-C(23) bond length is 1.40 Å. The C(22)-P(2) bond length is 1.80 Å. In the thirty-second C site, C(23) is bonded in a distorted single-bond geometry to one C(22) and one H(13) atom. The C(23)-H(13) bond length is 0.95 Å. In the thirty-third C site, C(24) is bonded in a distorted single-bond geometry to one C(25) and one H(14) atom. The C(24)-H(14) bond length is 0.95 Å. P(2) is bonded to one C(22), one C(29), one C(36), and one O(14) atom to form PC3O tetrahedra that share  a cornercorner with one Co(1)O5 square pyramid. The P(2)-O(14) bond length is 1.50 Å. There are eighteen inequivalent H sites. In the first H site, H(17) is bonded in a single-bond geometry to one C(30) atom. In the second H site, H(18) is bonded in a single-bond geometry to one C(31) atom. In the third H site, H(19) is bonded in a single-bond geometry to one C(34) atom. In the fourth H site, H(2) is bonded in a single-bond geometry to one C(3) atom. In the fifth H site, H(3) is bonded in a single-bond geometry to one C(6) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(13) atom. In the eighth H site, H(10) is bonded in a single-bond geometry to one C(17) atom. In the ninth H site, H(11) is bonded in a single-bond geometry to one C(20) atom. In the tenth H site, H(13) is bonded in a single-bond geometry to one C(23) atom. In the eleventh H site, H(14) is bonded in a single-bond geometry to one C(24) atom. In the twelfth H site, H(15) is bonded in a single-bond geometry to one C(27) atom. In the thirteenth H site, H(16) is bonded in a single-bond geometry to one C(28) atom. In the fourteenth H site, H(22) is bonded in a single-bond geometry to one C(38) atom. In the fifteenth H site, H(23) is bonded in a single-bond geometry to one C(41) atom. In the sixteenth H site, H(20) is bonded in a single-bond geometry to one C(35) atom. In the seventeenth H site, H(21) is bonded in a single-bond geometry to one C(37) atom. In the eighteenth H site, H(24) is bonded in a single-bond geometry to one C(42) atom. There are thirteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one C(5) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Co(2) and one C(5) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Co(1) and one C(12) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Co(2) and one C(12) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one Co(1), one Co(2), and one C(19) atom. In the sixth O site, O(6) is bonded in an L-shaped geometry to one Co(1) and one C(19) atom. In the seventh O site, O(8) is bonded in a bent 150 degrees geometry to one Co(2) and one C(26) atom. In the eighth O site, O(9) is bonded in a bent 120 degrees geometry to one Co(3) and one C(26) atom. In the ninth O site, O(13) is bonded in a 3-coordinate geometry to one Co(2), one Co(3), and one C(40) atom. In the tenth O site, O(14) is bonded in a bent 150 degrees geometry to one Co(1) and one P(2) atom. In the eleventh O site, O(10) is bonded in a distorted bent 120 degrees geometry to one Co(2) and one C(33) atom. In the twelfth O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Co(3) and one C(33) atom. In the thirteenth O site, O(12) is bonded in a distorted L-shaped geometry to one Co(3) and one C(40) atom. Linkers: 16 [O]C(=O)c1ccc(P(=O)(c2ccc(C([O])=O)cc2)c2ccc(C([O])=O)cc2)cc1. Metal clusters: 8 [O][Co]12O[C]O[Co]3(O[C]O1)(O[C]O2)O[C]O[Co]1(O[C]O1)O[C]O3. The MOF has largest included sphere 5.65 A, density 1.09 g/cm3, surface area 4128.24 m2/g, accessible volume 0.48 cm3/g