Co3C48H28(NO3)4(CH)4 crystallizes in the triclinic P-1 space group. The structure consists of four 02329_fluka molecules inside a Co3C48H28(NO3)4 framework. In the Co3C48H28(NO3)4 framework, there are two inequivalent Co sites. In the first Co site, Co(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form corner-sharing CoO6 octahedra. Both Co(1)-O(1) bond lengths are 2.27 Å. Both Co(1)-O(3) bond lengths are 2.08 Å. Both Co(1)-O(4) bond lengths are 2.03 Å. In the second Co site, Co(2) is bonded to one N(2), one O(1), one O(2), and one O(5) atom to form corner-sharing CoNO3 tetrahedra. The corner-sharing octahedral tilt angles are 90°. The Co(2)-N(2) bond length is 1.97 Å. The Co(2)-O(1) bond length is 1.92 Å. The Co(2)-O(2) bond length is 1.96 Å. The Co(2)-O(5) bond length is 1.92 Å. There are twenty-four inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(10), one C(12), and one C(5) atom. The C(1)-C(10) bond length is 1.48 Å. The C(1)-C(12) bond length is 1.41 Å. The C(1)-C(5) bond length is 1.40 Å. In the second C site, C(2) is bonded in a bent 120 degrees geometry to one C(4), one O(2), and one O(3) atom. The C(2)-C(4) bond length is 1.49 Å. The C(2)-O(2) bond length is 1.29 Å. The C(2)-O(3) bond length is 1.27 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(4), and one O(5) atom. The C(3)-C(6) bond length is 1.49 Å. The C(3)-O(4) bond length is 1.27 Å. The C(3)-O(5) bond length is 1.29 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(14), one C(15), and one C(2) atom. The C(4)-C(14) bond length is 1.40 Å. The C(4)-C(15) bond length is 1.40 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(1) and one H(1) atom. The C(5)-H(1) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(20), one C(23), and one C(3) atom. The C(6)-C(20) bond length is 1.40 Å. The C(6)-C(23) bond length is 1.40 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(21) and one N(1) atom. The C(7)-C(21) bond length is 1.40 Å. The C(7)-N(1) bond length is 1.43 Å. In the eighth C site, C(8) is bonded in a distorted single-bond geometry to one C(16) and one N(1) atom. The C(8)-C(16) bond length is 1.42 Å. The C(8)-N(1) bond length is 1.38 Å. In the ninth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(6) atom. The C(10)-O(1) bond length is 1.34 Å. The C(10)-O(6) bond length is 1.25 Å. In the tenth C site, C(11) is bonded in a distorted trigonal planar geometry to one C(19), one N(2), and one H(3) atom. The C(11)-C(19) bond length is 1.38 Å. The C(11)-N(2) bond length is 1.35 Å. The C(11)-H(3) bond length is 1.09 Å. In the eleventh C site, C(12) is bonded in a distorted trigonal planar geometry to one C(1), one C(16), and one H(4) atom. The C(12)-C(16) bond length is 1.39 Å. The C(12)-H(4) bond length is 1.09 Å. In the twelfth C site, C(13) is bonded in a distorted single-bond geometry to one C(17) and one N(1) atom. The C(13)-C(17) bond length is 1.40 Å. The C(13)-N(1) bond length is 1.43 Å. In the thirteenth C site, C(14) is bonded in a distorted trigonal planar geometry to one C(17), one C(4), and one H(5) atom. The C(14)-C(17) bond length is 1.39 Å. The C(14)-H(5) bond length is 1.09 Å. In the fourteenth C site, C(15) is bonded in a distorted single-bond geometry to one C(4) and one H(6) atom. The C(15)-H(6) bond length is 1.09 Å. In the fifteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(12), one C(8), and one H(7) atom. The C(16)-H(7) bond length is 1.09 Å. In the sixteenth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(13), one C(14), and one H(8) atom. The C(17)-H(8) bond length is 1.09 Å. In the seventeenth C site, C(18) is bonded in a trigonal planar geometry to one C(18), one C(19), and one C(25) atom. The C(18)-C(18) bond length is 1.47 Å. The C(18)-C(19) bond length is 1.41 Å. The C(18)-C(25) bond length is 1.41 Å. In the eighteenth C site, C(19) is bonded in a distorted single-bond geometry to one C(11), one C(18), and one H(9) atom. The C(19)-H(9) bond length is 1.09 Å. In the nineteenth C site, C(20) is bonded in a distorted single-bond geometry to one C(21), one C(6), and one H(10) atom. The C(20)-C(21) bond length is 1.39 Å. The C(20)-H(10) bond length is 1.09 Å. In the twentieth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(20), one C(7), and one H(11) atom. The C(21)-H(11) bond length is 1.09 Å. In the twenty-first C site, C(22) is bonded in a distorted single-bond geometry to one C(23) and one H(12) atom. The C(22)-C(23) bond length is 1.39 Å. The C(22)-H(12) bond length is 1.09 Å. In the twenty-second C site, C(23) is bonded in a distorted trigonal planar geometry to one C(22), one C(6), and one H(13) atom. The C(23)-H(13) bond length is 1.09 Å. In the twenty-third C site, C(25) is bonded in a distorted single-bond geometry to one C(18) and one H(15) atom. The C(25)-H(15) bond length is 1.09 Å. In the twenty-fourth C site, C(26) is bonded in a distorted trigonal planar geometry to one N(2) and one H(16) atom. The C(26)-N(2) bond length is 1.35 Å. The C(26)-H(16) 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 C(13), one C(7), and one C(8) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Co(2), one C(11), and one C(26) atom. There are fourteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(3) is bonded in a single-bond geometry to one C(11) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(12) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(14) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(15) atom. In the sixth H site, H(7) is bonded in a single-bond geometry to one C(16) atom. In the seventh H site, H(8) is bonded in a single-bond geometry to one C(17) atom. In the eighth H site, H(9) is bonded in a single-bond geometry to one C(19) atom. In the ninth H site, H(10) is bonded in a single-bond geometry to one C(20) atom. In the tenth H site, H(11) is bonded in a single-bond geometry to one C(21) atom. In the eleventh H site, H(12) is bonded in a single-bond geometry to one C(22) atom. In the twelfth H site, H(13) is bonded in a single-bond geometry to one C(23) atom. In the thirteenth H site, H(15) is bonded in a single-bond geometry to one C(25) atom. In the fourteenth H site, H(16) is bonded in a single-bond geometry to one C(26) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Co(1), one Co(2), and one C(10) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Co(2) and one C(2) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Co(1) and one C(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one C(3) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Co(2) and one C(3) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one C(10) atom. Linkers: 1 c1cc(-c2ccncc2)ccn1 ,2 [O]C(=O)c1ccc(N(c2ccc(C([O])=O)cc2)c2ccc(C([O])=O)cc2)cc1. Metal clusters: 1 O=[C]O[Co]1O[C]O[Co]2(O[C]O1)O[C]O[Co](O[C]=O)O[C]O2. The MOF has largest included sphere 5.55 A, density 1.30 g/cm3, surface area 4342.77 m2/g, accessible volume 0.31 cm3/g