CoC29NH12O4 crystallizes in the tetragonal I4/mcm space group. Co(1) is bonded in a square pyramidal geometry to one N(1) and four equivalent O(1) atoms. The Co(1)-N(1) bond length is 2.04 Å. All Co(1)-O(1) bond lengths are 2.03 Å. There are nine inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(1), one C(2), and one C(9) atom. The C(1)-C(1) bond length is 1.41 Å. The C(1)-C(2) bond length is 1.50 Å. The C(1)-C(9) bond length is 1.40 Å. In the second C site, C(3) is bonded in a 4-coordinate geometry to one C(5), one C(7), and two equivalent C(6) atoms. The C(3)-C(5) bond length is 1.47 Å. The C(3)-C(7) bond length is 1.45 Å. There is one shorter (0.87 Å) and one longer (1.03 Å) C(3)-C(6) bond length. In the third C site, C(2) is bonded in a trigonal non-coplanar geometry to one C(1) and three equivalent H(1,2,3) atoms. All C(2)-H(1,2,3) bond lengths are 0.98 Å. In the fourth C site, C(4) is bonded in a 3-coordinate geometry to one C(6), two equivalent C(5), and one N(1) atom. The C(4)-C(6) bond length is 1.46 Å. There is one shorter (0.85 Å) and one longer (0.98 Å) C(4)-C(5) bond length. The C(4)-N(1) bond length is 1.39 Å. In the fifth C site, C(5) is bonded in a 3-coordinate geometry to one C(3), one C(6), two equivalent C(4), and one N(1) atom. The C(5)-C(6) bond length is 1.53 Å. The C(5)-N(1) bond length is 1.33 Å. In the sixth C site, C(6) is bonded in a 5-coordinate geometry to one C(4), one C(5), one C(7), and two equivalent C(3) atoms. The C(6)-C(7) bond length is 1.41 Å. In the seventh C site, C(7) is bonded in a 9-coordinate geometry to one C(7), four equivalent C(3), and four equivalent C(6) atoms. The C(7)-C(7) bond length is 1.44 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(9) and two equivalent O(1) atoms. The C(8)-C(9) bond length is 1.50 Å. Both C(8)-O(1) bond lengths are 1.26 Å. In the ninth C site, C(9) is bonded in a trigonal planar geometry to one C(8) and two equivalent C(1) atoms. N(1) is bonded in a 9-coordinate geometry to one Co(1), four equivalent C(4), and four equivalent C(5) atoms. H(1,2,3) is bonded in a single-bond geometry to one C(2) atom. O(1) is bonded in a bent 120 degrees geometry to one Co(1) and one C(8) atom. Linkers: 3 [C]12[C@]34[C]5[C@]67[C@]84[C@]41[C]1[C@@]98[C]6[C@@]68[N@]%10%11[C@@]2([C]3[C@@]5%10[C]76)[C]4[C@]1%11[C]98.[C]12[C@]34[C]5[C@]67[C@]84[C@]41[C]1[C@@]98[C]6[C@@]68[N@]%10%11[C@@]2([C]3[C@@]5%10[C]76)[C]4[C@]1%11[C]98 ,8 Cc1c(C)c(C([O])=O)c(C)c(C)c1C([O])=O ,1 [C]12[C@]34[C]5[C@]67[C@]84[C@]41[C]1[C@@]98[C]6[C@@]68[N@]%10%11[C@@]2([C]3[C@@]5%10[C]76)[C]4[C@]1%11[C]98.[C]12[C@]34[C]5[C@]67[C@]84[C@]41[C]1[C@@]98[C]6[C@@]68[N@@]%10%11[C@@]2([C]3[C@@]5%10[C]76)[C]4[C@]1%11[C]98. Metal clusters: 4 [C]1O[Co]234O[C]O[Co]2(O1)(O[C]O3)O[C]O4. The MOF has largest included sphere 9.41 A, density 1.01 g/cm3, surface area 3363.96 m2/g, accessible volume 0.59 cm3/g