CoC21H19(N2O)4CH crystallizes in the triclinic P-1 space group. The structure consists of two 02329_fluka molecules inside a CoC21H19(N2O)4 framework. In the CoC21H19(N2O)4 framework, there are two inequivalent Co sites. In the first Co site, Co(1) is bonded in an octahedral geometry to two equivalent N(2), two equivalent N(5), and two equivalent O(1) atoms. Both Co(1)-N(2) bond lengths are 2.10 Å. Both Co(1)-N(5) bond lengths are 2.12 Å. Both Co(1)-O(1) bond lengths are 2.11 Å. In the second Co site, Co(2) is bonded in an octahedral geometry to two equivalent N(3), two equivalent N(6), and two equivalent O(4) atoms. Both Co(2)-N(3) bond lengths are 2.09 Å. Both Co(2)-N(6) bond lengths are 2.11 Å. Both Co(2)-O(4) bond lengths are 2.10 Å. There are twenty-one inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one C(2), one C(5), and one H(1) atom. The C(1)-C(2) bond length is 1.40 Å. The C(1)-C(5) bond length is 1.40 Å. The C(1)-H(1) bond length is 1.09 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(4), and one C(8) atom. The C(2)-C(4) bond length is 1.50 Å. The C(2)-C(8) bond length is 1.41 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(1), and one O(2) atom. The C(3)-C(5) bond length is 1.51 Å. The C(3)-O(1) bond length is 1.28 Å. The C(3)-O(2) bond length is 1.26 Å. In the fourth C site, C(4) is bonded in a bent 120 degrees geometry to one C(2), one O(3), and one O(4) atom. The C(4)-O(3) bond length is 1.28 Å. The C(4)-O(4) bond length is 1.27 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(1), one C(10), and one C(3) atom. The C(5)-C(10) bond length is 1.40 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(7), one N(5), and one H(2) atom. The C(6)-C(7) bond length is 1.41 Å. The C(6)-N(5) bond length is 1.35 Å. The C(6)-H(2) bond length is 1.08 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(15), one C(16), and one C(6) atom. The C(7)-C(15) bond length is 1.39 Å. The C(7)-C(16) bond length is 1.50 Å. In the eighth C site, C(8) is bonded in a distorted single-bond geometry to one C(2) and one H(14) atom. The C(8)-H(14) bond length is 1.09 Å. In the ninth C site, C(10) is bonded in a distorted single-bond geometry to one C(5) and one H(7) atom. The C(10)-H(7) bond length is 1.09 Å. In the tenth C site, C(11) is bonded in a distorted bent 120 degrees geometry to one C(13), one N(2), and one H(3) atom. The C(11)-C(13) bond length is 1.41 Å. The C(11)-N(2) bond length is 1.35 Å. The C(11)-H(3) bond length is 1.08 Å. In the eleventh C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(17), one N(6), and one H(4) atom. The C(12)-C(17) bond length is 1.41 Å. The C(12)-N(6) bond length is 1.34 Å. The C(12)-H(4) bond length is 1.08 Å. In the twelfth C site, C(13) is bonded in a trigonal planar geometry to one C(11), one C(16), and one C(19) atom. The C(13)-C(16) bond length is 1.50 Å. The C(13)-C(19) bond length is 1.40 Å. In the thirteenth C site, C(14) is bonded in a trigonal planar geometry to one C(18), one C(20), and one C(22) atom. The C(14)-C(18) bond length is 1.41 Å. The C(14)-C(20) bond length is 1.50 Å. The C(14)-C(22) bond length is 1.39 Å. In the fourteenth C site, C(15) is bonded in a 3-coordinate geometry to one C(7), one N(1), and one H(12) atom. The C(15)-N(1) bond length is 1.35 Å. The C(15)-H(12) bond length is 1.08 Å. In the fifteenth C site, C(16) is bonded in a water-like geometry to one C(13), one C(7), one H(13), and one H(6) atom. The C(16)-H(13) bond length is 1.10 Å. The C(16)-H(6) bond length is 1.10 Å. In the sixteenth C site, C(17) is bonded in a trigonal planar geometry to one C(12), one C(20), and one C(21) atom. The C(17)-C(20) bond length is 1.50 Å. The C(17)-C(21) bond length is 1.40 Å. In the seventeenth C site, C(18) is bonded in a distorted bent 120 degrees geometry to one C(14), one N(3), and one H(17) atom. The C(18)-N(3) bond length is 1.34 Å. The C(18)-H(17) bond length is 1.08 Å. In the eighteenth C site, C(19) is bonded in a distorted bent 120 degrees geometry to one C(13), one N(4), and one H(11) atom. The C(19)-N(4) bond length is 1.35 Å. The C(19)-H(11) bond length is 1.08 Å. In the nineteenth C site, C(20) is bonded in a distorted water-like geometry to one C(14), one C(17), one H(18), and one H(19) atom. The C(20)-H(18) bond length is 1.10 Å. The C(20)-H(19) bond length is 1.10 Å. In the twentieth C site, C(21) is bonded in a distorted bent 120 degrees geometry to one C(17), one N(8), and one H(15) atom. The C(21)-N(8) bond length is 1.36 Å. The C(21)-H(15) bond length is 1.09 Å. In the twenty-first C site, C(22) is bonded in a distorted bent 120 degrees geometry to one C(14), one N(7), and one H(16) atom. The C(22)-N(7) bond length is 1.35 Å. The C(22)-H(16) bond length is 1.08 Å. There are eight inequivalent N sites. In the first N site, N(1) is bonded in a 2-coordinate geometry to one C(15), one N(5), and one H(8) atom. The N(1)-N(5) bond length is 1.35 Å. The N(1)-H(8) bond length is 1.07 Å. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one Co(1), one C(11), and one N(4) atom. The N(2)-N(4) bond length is 1.35 Å. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Co(2), one C(18), and one N(7) atom. The N(3)-N(7) bond length is 1.35 Å. In the fourth N site, N(4) is bonded in a 2-coordinate geometry to one C(19), one N(2), and one H(9) atom. The N(4)-H(9) bond length is 1.02 Å. In the fifth N site, N(5) is bonded in a 3-coordinate geometry to one Co(1), one C(6), and one N(1) atom. In the sixth N site, N(6) is bonded in a distorted trigonal planar geometry to one Co(2), one C(12), and one N(8) atom. The N(6)-N(8) bond length is 1.35 Å. In the seventh N site, N(7) is bonded in a 2-coordinate geometry to one C(22), one N(3), and one H(20) atom. The N(7)-H(20) bond length is 1.04 Å. In the eighth N site, N(8) is bonded in a 2-coordinate geometry to one C(21), one N(6), and one H(5) atom. The N(8)-H(5) bond length is 1.04 Å. There are nineteen 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(6) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(11) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(12) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one N(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(16) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(10) atom. In the eighth H site, H(8) is bonded in a linear geometry to one N(1) and one O(2) atom. The H(8)-O(2) bond length is 1.58 Å. In the ninth H site, H(9) is bonded in a single-bond geometry to one N(4) atom. In the tenth H site, H(11) is bonded in a single-bond geometry to one C(19) atom. In the eleventh H site, H(12) is bonded in a single-bond geometry to one C(15) atom. In the twelfth H site, H(13) is bonded in a single-bond geometry to one C(16) atom. In the thirteenth H site, H(14) is bonded in a single-bond geometry to one C(8) atom. In the fourteenth H site, H(15) is bonded in a single-bond geometry to one C(21) atom. In the fifteenth H site, H(16) is bonded in a single-bond geometry to one C(22) atom. In the sixteenth H site, H(17) is bonded in a single-bond geometry to one C(18) atom. In the seventeenth H site, H(18) is bonded in a single-bond geometry to one C(20) atom. In the eighteenth H site, H(19) is bonded in a single-bond geometry to one C(20) atom. In the nineteenth H site, H(20) is bonded in a single-bond geometry to one N(7) atom. There are four 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(3) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one C(3) and one H(8) atom. In the third O site, O(3) is bonded in a single-bond geometry to one C(4) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Co(2) and one C(4) atom. Linkers: 1 [CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH][N].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C]/C=[C]\[C]C(=O)O[Co]([N])[O].[C]=O.[C]=O.[C]=O.[C]=O.[C]=O.[C][C].[C][C].[C][C][CH][C]([C])[C].[C][C][NH].[C][N].[C][N][Co].[Co].[Co].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[NH].[NH].[NH].[NH].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O] ,1 [CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH][N].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C]=O.[C]=O.[C]=O.[C]=O.[C]C([O])=O.[C][CH].[C][CH][N][N][Co].[C][C].[C][N].[Co].[Co].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[NH].[NH].[NH].[NH].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N][Co]([O])N=N.[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O] ,1 [CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH].[CH]=[C][C]=O.[CH]=[C][C]=O.[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C].[C]=O.[C]=O.[C]=O.[C]=O.[C]=O.[C]=O.[C][CH].[C][CH].[C][CH][N].[C][CH][N]N[C].[C][C].[C][C]N[N][Co]([O])[N][C].[C][C][C][N][N][C].[Co].[Co].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[H].[NH].[NH].[NH].[NH].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[N].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O].[O] ,2 c1n[nH]cc1Cc1cn[nH]c1. Metal clusters: 1 O=[C]O[Co]O[C]=O. The MOF has largest included sphere 3.67 A, density 1.34 g/cm3, surface area 4580.61 m2/g, accessible volume 0.22 cm3/g