CuC18H15S(N3O2)2 is Indium-like structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of one CuC18H15S(N3O2)2 cluster. Cu(1) is bonded to one N(1), one N(3), one N(5), and two equivalent O(3) atoms to form CuN3O2 square pyramids that share corners with two equivalent S(1)O4 tetrahedra and  an edgeedge with one Cu(1)N3O2 square pyramid. The Cu(1)-N(1) bond length is 1.98 Å. The Cu(1)-N(3) bond length is 2.04 Å. The Cu(1)-N(5) bond length is 1.97 Å. There is one shorter (2.00 Å) and one longer (2.31 Å) Cu(1)-O(3) bond length. There are eighteen inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(1) atom. The C(1)-N(1) bond length is 1.33 Å. The C(1)-N(2) bond length is 1.36 Å. The C(1)-H(1) bond length is 1.09 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(3), one N(1), and one H(2) atom. The C(2)-C(3) bond length is 1.37 Å. The C(2)-N(1) bond length is 1.38 Å. The C(2)-H(2) bond length is 1.08 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(2), one N(2), and one H(3) atom. The C(3)-N(2) bond length is 1.39 Å. The C(3)-H(3) bond length is 1.08 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(5), one C(6), and one N(2) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-C(6) bond length is 1.40 Å. The C(4)-N(2) bond length is 1.42 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(4) and one H(4) atom. The C(5)-H(4) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(4) and one H(5) atom. The C(6)-H(5) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one N(3), one N(4), and one H(6) atom. The C(7)-N(3) bond length is 1.33 Å. The C(7)-N(4) bond length is 1.37 Å. The C(7)-H(6) bond length is 1.09 Å. In the eighth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(9), one N(3), and one H(7) atom. The C(8)-C(9) bond length is 1.37 Å. The C(8)-N(3) bond length is 1.38 Å. The C(8)-H(7) bond length is 1.08 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(8), one N(4), and one H(8) atom. The C(9)-N(4) bond length is 1.39 Å. The C(9)-H(8) bond length is 1.08 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(11), one C(12), and one N(4) atom. The C(10)-C(11) bond length is 1.40 Å. The C(10)-C(12) bond length is 1.40 Å. The C(10)-N(4) bond length is 1.42 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(10) and one H(9) atom. The C(11)-H(9) bond length is 1.09 Å. In the twelfth C site, C(12) is bonded in a distorted single-bond geometry to one C(10) and one H(10) atom. The C(12)-H(10) bond length is 1.09 Å. In the thirteenth C site, C(13) is bonded in a trigonal planar geometry to one N(5), one N(6), and one H(11) atom. The C(13)-N(5) bond length is 1.33 Å. The C(13)-N(6) bond length is 1.37 Å. The C(13)-H(11) bond length is 1.09 Å. In the fourteenth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(15), one N(5), and one H(12) atom. The C(14)-C(15) bond length is 1.37 Å. The C(14)-N(5) bond length is 1.38 Å. The C(14)-H(12) bond length is 1.09 Å. In the fifteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(14), one N(6), and one H(13) atom. The C(15)-N(6) bond length is 1.39 Å. The C(15)-H(13) bond length is 1.09 Å. In the sixteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(17), one C(18), and one N(6) atom. The C(16)-C(17) bond length is 1.40 Å. The C(16)-C(18) bond length is 1.40 Å. The C(16)-N(6) bond length is 1.42 Å. In the seventeenth C site, C(17) is bonded in a distorted single-bond geometry to one C(16) and one H(14) atom. The C(17)-H(14) bond length is 1.09 Å. In the eighteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(16) and one H(15) atom. The C(18)-H(15) bond length is 1.09 Å. There are six inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(1), and one C(2) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(4) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Cu(1), one C(7), and one C(8) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one C(10), one C(7), and one C(9) atom. In the fifth N site, N(5) is bonded in a trigonal planar geometry to one Cu(1), one C(13), and one C(14) atom. In the sixth N site, N(6) is bonded in a trigonal planar geometry to one C(13), one C(15), and one C(16) atom. There are fifteen 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(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(5) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(6) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(7) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(8) 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(11) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(12) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(13) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(14) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(15) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one C(17) atom. In the fifteenth H site, H(15) is bonded in a single-bond geometry to one C(18) atom. S(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form SO4 tetrahedra that share corners with two equivalent Cu(1)N3O2 square pyramids. The S(1)-O(1) bond length is 1.48 Å. The S(1)-O(2) bond length is 1.48 Å. The S(1)-O(3) bond length is 1.55 Å. The S(1)-O(4) bond length is 1.47 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one S(1) atom. In the second O site, O(2) is bonded in a single-bond geometry to one S(1) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to two equivalent Cu(1) and one S(1) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one S(1) atom. Linkers: 1 c1cn(-c2ccc(-n3ccnc3)cc2)cn1. Metal clusters: 1 [O]S([O])([O])O[Cu].[O]S([O])([O])O[Cu]. The MOF has largest included sphere 3.44 A, density 1.60 g/cm3, surface area 4205.54 m2/g, accessible volume 0.15 cm3/g