Co3C57N3H33O13 is alpha Po structured and crystallizes in the trigonal R-3c space group. The structure is zero-dimensional and consists of six Co3C57N3H33O13 clusters. Co(1) is bonded to one N(1), one O(3), two equivalent O(1), and two equivalent O(2) atoms to form corner-sharing CoNO5 octahedra. The corner-sharing octahedral tilt angles are 60°. The Co(1)-N(1) bond length is 2.17 Å. The Co(1)-O(3) bond length is 2.03 Å. Both Co(1)-O(1) bond lengths are 2.09 Å. Both Co(1)-O(2) bond lengths are 2.08 Å. There are ten inequivalent C sites. In the first C site, C(10) is bonded in a distorted single-bond geometry to two equivalent C(8) and one H(6) atom. Both C(10)-C(8) bond lengths are 1.38 Å. The C(10)-H(6) bond length is 0.93 Å. In the second C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(1)-C(2) bond length is 1.51 Å. The C(1)-O(1) bond length is 1.25 Å. The C(1)-O(2) bond length is 1.25 Å. In the third C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(7) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-C(7) bond length is 1.36 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(2) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-H(2) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(6), and one C(8) atom. The C(5)-C(6) bond length is 1.35 Å. The C(5)-C(8) bond length is 1.48 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(5) and one H(3) atom. The C(6)-H(3) bond length is 0.93 Å. In the seventh C site, C(3) is bonded in a single-bond geometry to one C(2) and one H(1) atom. The C(3)-H(1) bond length is 0.93 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(10), one C(5), and one C(9) atom. The C(8)-C(9) bond length is 1.40 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(8), one N(1), and one H(5) atom. The C(9)-N(1) bond length is 1.33 Å. The C(9)-H(5) bond length is 0.93 Å. In the tenth C site, C(7) is bonded in a distorted single-bond geometry to one C(2) and one H(4) atom. The C(7)-H(4) bond length is 0.93 Å. N(1) is bonded in a trigonal planar geometry to one Co(1) and two equivalent C(9) atoms. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(3) 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(6) 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(9) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. There are three inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Co(1) and one C(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Co(1) and one C(1) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to three equivalent Co(1) atoms. Linkers: 6 [O]C(=O)c1ccc(-c2cncc(-c3ccc(C([O])=O)cc3)c2)cc1. Metal clusters: 2 [C]1O[Co]23O[C]O[Co]45(O1)O[C]O[Co](O[C]O2)(O[C]O3)(O[C]O4)O5. RCSR code: pcu. The MOF has largest included sphere 10.21 A, density 0.76 g/cm3, surface area 4147.07 m2/g, accessible volume 0.73 cm3/g