Co5C20H12S2(N3O8)2 crystallizes in the triclinic P-1 space group. There are five inequivalent Co sites. In the first Co site, Co(1) is bonded to one N(1), one O(1), one O(4), one O(7), and two equivalent O(15) atoms to form CoNO5 octahedra that share  a cornercorner with one Co(3)N2O3 trigonal bipyramid,  an edgeedge with one Co(1)NO5 octahedra, and  an edgeedge with one Co(3)N2O3 trigonal bipyramid. The Co(1)-N(1) bond length is 2.07 Å. The Co(1)-O(1) bond length is 2.12 Å. The Co(1)-O(4) bond length is 2.22 Å. The Co(1)-O(7) bond length is 2.09 Å. There is one shorter (2.08 Å) and one longer (2.11 Å) Co(1)-O(15) bond length. In the second Co site, Co(2) is bonded to one N(5), one O(10), one O(14), one O(9), and two equivalent O(16) atoms to form CoNO5 octahedra that share  a cornercorner with one Co(4)N2O3 trigonal bipyramid,  an edgeedge with one Co(2)NO5 octahedra, and  an edgeedge with one Co(4)N2O3 trigonal bipyramid. The Co(2)-N(5) bond length is 2.05 Å. The Co(2)-O(10) bond length is 2.19 Å. The Co(2)-O(14) bond length is 2.10 Å. The Co(2)-O(9) bond length is 2.10 Å. There is one shorter (2.10 Å) and one longer (2.11 Å) Co(2)-O(16) bond length. In the third Co site, Co(3) is bonded to one N(2), one N(6), one O(15), one O(4), and one O(6) atom to form a mixture of distorted edge and corner-sharing CoN2O3 trigonal bipyramids. The corner-sharing octahedral tilt angles are 63°. The Co(3)-N(2) bond length is 2.06 Å. The Co(3)-N(6) bond length is 2.08 Å. The Co(3)-O(15) bond length is 2.06 Å. The Co(3)-O(4) bond length is 2.34 Å. The Co(3)-O(6) bond length is 2.08 Å. In the fourth Co site, Co(4) is bonded to one N(3), one N(4), one O(10), one O(13), and one O(16) atom to form a mixture of distorted edge and corner-sharing CoN2O3 trigonal bipyramids. The corner-sharing octahedral tilt angles are 62°. The Co(4)-N(3) bond length is 2.09 Å. The Co(4)-N(4) bond length is 2.08 Å. The Co(4)-O(10) bond length is 2.37 Å. The Co(4)-O(13) bond length is 2.08 Å. The Co(4)-O(16) bond length is 2.06 Å. In the fifth Co site, Co(5) is bonded in a linear geometry to one O(2) and one O(8) atom. The Co(5)-O(2) bond length is 2.15 Å. The Co(5)-O(8) bond length is 2.15 Å. There are twenty inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(2), one N(3), and one H(3) atom. The C(1)-N(2) bond length is 1.31 Å. The C(1)-N(3) bond length is 1.34 Å. The C(1)-H(3) bond length is 0.93 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one N(1), one N(3), and one H(4) atom. The C(2)-N(1) bond length is 1.32 Å. The C(2)-N(3) bond length is 1.34 Å. The C(2)-H(4) bond length is 0.93 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one N(5), one N(6), and one H(5) atom. The C(3)-N(5) bond length is 1.34 Å. The C(3)-N(6) bond length is 1.35 Å. The C(3)-H(5) bond length is 0.93 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one N(4), one N(6), and one H(6) atom. The C(4)-N(4) bond length is 1.31 Å. The C(4)-N(6) bond length is 1.35 Å. The C(4)-H(6) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(10), one C(11), and one C(6) atom. The C(5)-C(10) bond length is 1.40 Å. The C(5)-C(11) bond length is 1.49 Å. The C(5)-C(6) bond length is 1.38 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(5), one C(7), and one S(1) atom. The C(6)-C(7) bond length is 1.40 Å. The C(6)-S(1) bond length is 1.78 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(6), one C(8), and one H(7) atom. The C(7)-C(8) bond length is 1.39 Å. The C(7)-H(7) bond length is 0.93 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(12), one C(7), and one C(9) atom. The C(8)-C(12) bond length is 1.52 Å. The C(8)-C(9) bond length is 1.39 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(8) and one H(8) atom. The C(9)-H(8) bond length is 0.93 Å. In the tenth C site, C(10) is bonded in a distorted single-bond geometry to one C(5) and one H(9) atom. The C(10)-H(9) bond length is 0.93 Å. In the eleventh C site, C(11) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(1), and one O(2) atom. The C(11)-O(1) bond length is 1.28 Å. The C(11)-O(2) bond length is 1.23 Å. In the twelfth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(6), and one O(7) atom. The C(12)-O(6) bond length is 1.24 Å. The C(12)-O(7) bond length is 1.26 Å. In the thirteenth C site, C(13) is bonded in a trigonal planar geometry to one C(14), one C(18), and one C(19) atom. The C(13)-C(14) bond length is 1.40 Å. The C(13)-C(18) bond length is 1.39 Å. The C(13)-C(19) bond length is 1.51 Å. In the fourteenth C site, C(14) is bonded in a trigonal planar geometry to one C(13), one C(15), and one S(2) atom. The C(14)-C(15) bond length is 1.39 Å. The C(14)-S(2) bond length is 1.78 Å. In the fifteenth C site, C(15) is bonded in a distorted single-bond geometry to one C(14), one C(16), and one H(10) atom. The C(15)-C(16) bond length is 1.38 Å. The C(15)-H(10) bond length is 0.93 Å. In the sixteenth C site, C(16) is bonded in a trigonal planar geometry to one C(15), one C(17), and one C(20) atom. The C(16)-C(17) bond length is 1.38 Å. The C(16)-C(20) bond length is 1.51 Å. In the seventeenth C site, C(17) is bonded in a distorted single-bond geometry to one C(16) and one H(11) atom. The C(17)-H(11) bond length is 0.93 Å. In the eighteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(13) and one H(12) atom. The C(18)-H(12) bond length is 0.93 Å. In the nineteenth C site, C(19) is bonded in a distorted bent 120 degrees geometry to one C(13), one O(8), and one O(9) atom. The C(19)-O(8) bond length is 1.28 Å. The C(19)-O(9) bond length is 1.24 Å. In the twentieth C site, C(20) is bonded in a distorted bent 120 degrees geometry to one C(16), one O(13), and one O(14) atom. The C(20)-O(13) bond length is 1.25 Å. The C(20)-O(14) bond length is 1.26 Å. There are six inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Co(1), one C(2), and one N(2) atom. The N(1)-N(2) bond length is 1.38 Å. In the second N site, N(2) is bonded in a 3-coordinate geometry to one Co(3), one C(1), and one N(1) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Co(4), one C(1), and one C(2) atom. In the fourth N site, N(4) is bonded in a 3-coordinate geometry to one Co(4), one C(4), and one N(5) atom. The N(4)-N(5) bond length is 1.36 Å. In the fifth N site, N(5) is bonded in a distorted trigonal planar geometry to one Co(2), one C(3), and one N(4) atom. In the sixth N site, N(6) is bonded in a distorted trigonal planar geometry to one Co(3), one C(3), and one C(4) atom. There are twelve inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(15) atom. The H(1)-O(15) bond length is 0.98 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(16) atom. The H(2)-O(16) bond length is 0.98 Å. In the third H site, H(3) is bonded in a single-bond geometry to one C(1) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(2) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(3) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(4) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(7) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(9) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(10) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(15) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(17) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(18) atom. There are two inequivalent S sites. In the first S site, S(1) is bonded in a distorted trigonal non-coplanar geometry to one C(6), one O(3), one O(4), and one O(5) atom. The S(1)-O(3) bond length is 1.44 Å. The S(1)-O(4) bond length is 1.47 Å. The S(1)-O(5) bond length is 1.43 Å. In the second S site, S(2) is bonded in a distorted trigonal non-coplanar geometry to one C(14), one O(10), one O(11), and one O(12) atom. The S(2)-O(10) bond length is 1.48 Å. The S(2)-O(11) bond length is 1.45 Å. The S(2)-O(12) bond length is 1.43 Å. There are sixteen 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(11) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Co(5) and one C(11) atom. In the third O site, O(3) is bonded in a single-bond geometry to one S(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Co(1), one Co(3), and one S(1) atom. In the fifth O site, O(5) is bonded in a single-bond geometry to one S(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Co(3) and one C(12) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Co(1) and one C(12) atom. In the eighth O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Co(5) and one C(19) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one Co(2) and one C(19) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one Co(2), one Co(4), and one S(2) atom. In the eleventh O site, O(11) is bonded in a single-bond geometry to one S(2) atom. In the twelfth O site, O(12) is bonded in a single-bond geometry to one S(2) atom. In the thirteenth O site, O(13) is bonded in a distorted bent 120 degrees geometry to one Co(4) and one C(20) atom. In the fourteenth O site, O(14) is bonded in a bent 120 degrees geometry to one Co(2) and one C(20) atom. In the fifteenth O site, O(15) is bonded to one Co(3), two equivalent Co(1), and one H(1) atom to form distorted edge-sharing OCo3H tetrahedra. In the sixteenth O site, O(16) is bonded to one Co(4), two equivalent Co(2), and one H(2) atom to form distorted edge-sharing OCo3H tetrahedra. Linkers: 4 [O]C(=O)c1ccc(C([O])=O)c(S([O])([O])[O])c1 ,2 C1=NN=C[N]1 ,1 C1=NC=N[N]1 ,1 [N]1=CN=NC=1. Metal clusters: 10 [Co]. The MOF has largest included sphere 5.10 A, density 1.64 g/cm3, surface area 3011.60 m2/g, accessible volume 0.22 cm3/g