Tb2C28H20S(N4O7)2 crystallizes in the triclinic P-1 space group. There are two inequivalent Tb sites. In the first Tb site, Tb(1) is bonded in a 8-coordinate geometry to one N(1), one N(3), one O(1), one O(11), one O(3), one O(5), one O(7), and one O(9) atom. The Tb(1)-N(1) bond length is 2.46 Å. The Tb(1)-N(3) bond length is 2.44 Å. The Tb(1)-O(1) bond length is 2.30 Å. The Tb(1)-O(11) bond length is 2.46 Å. The Tb(1)-O(3) bond length is 2.45 Å. The Tb(1)-O(5) bond length is 2.42 Å. The Tb(1)-O(7) bond length is 2.30 Å. The Tb(1)-O(9) bond length is 2.47 Å. In the second Tb site, Tb(2) is bonded in a 8-coordinate geometry to one N(2), one N(4), one O(10), one O(12), one O(2), one O(4), one O(6), and one O(8) atom. The Tb(2)-N(2) bond length is 2.46 Å. The Tb(2)-N(4) bond length is 2.44 Å. The Tb(2)-O(10) bond length is 2.47 Å. The Tb(2)-O(12) bond length is 2.46 Å. The Tb(2)-O(2) bond length is 2.29 Å. The Tb(2)-O(4) bond length is 2.45 Å. The Tb(2)-O(6) bond length is 2.43 Å. The Tb(2)-O(8) bond length is 2.30 Å. There are twenty-six inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(9); one N(1); and one H(5,6) atom. The C(1)-C(9) bond length is 1.37 Å. The C(1)-N(1) bond length is 1.39 Å. The C(1)-H(5,6) bond length is 1.08 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(10); one N(2); and one H(5,6) atom. The C(2)-C(10) bond length is 1.37 Å. The C(2)-N(2) bond length is 1.39 Å. The C(2)-H(5,6) bond length is 1.08 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one N(1), one N(5), and one H(7) atom. The C(3)-N(1) bond length is 1.32 Å. The C(3)-N(5) bond length is 1.37 Å. The C(3)-H(7) bond length is 1.08 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one N(2), one N(6), and one H(8) atom. The C(4)-N(2) bond length is 1.32 Å. The C(4)-N(6) bond length is 1.37 Å. The C(4)-H(8) bond length is 1.08 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(11), one N(3), and one H(9) atom. The C(5)-C(11) bond length is 1.37 Å. The C(5)-N(3) bond length is 1.39 Å. The C(5)-H(9) bond length is 1.08 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(12), one N(4), and one H(10) atom. The C(6)-C(12) bond length is 1.37 Å. The C(6)-N(4) bond length is 1.39 Å. The C(6)-H(10) bond length is 1.08 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one N(3), one N(7), and one H(11) atom. The C(7)-N(3) bond length is 1.33 Å. The C(7)-N(7) bond length is 1.36 Å. The C(7)-H(11) bond length is 1.08 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one N(4), one N(8), and one H(12) atom. The C(8)-N(4) bond length is 1.33 Å. The C(8)-N(8) bond length is 1.36 Å. The C(8)-H(12) 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(1), one N(5), and one H(13) atom. The C(9)-N(5) bond length is 1.39 Å. The C(9)-H(13) bond length is 1.08 Å. In the tenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(2), one N(6), and one H(14) atom. The C(10)-N(6) bond length is 1.39 Å. The C(10)-H(14) bond length is 1.08 Å. In the eleventh C site, C(11) is bonded in a distorted bent 120 degrees geometry to one C(5); one N(7); and one H(15,16) atom. The C(11)-N(7) bond length is 1.39 Å. The C(11)-H(15,16) bond length is 1.08 Å. In the twelfth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(6); one N(8); and one H(15,16) atom. The C(12)-N(8) bond length is 1.39 Å. The C(12)-H(15,16) bond length is 1.08 Å. In the thirteenth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(17), one C(19), and one N(5) atom. The C(13)-C(17) bond length is 1.41 Å. The C(13)-C(19) bond length is 1.40 Å. The C(13)-N(5) bond length is 1.42 Å. In the fourteenth C site, C(14) is bonded in a distorted trigonal planar geometry to one C(18), one C(20), and one N(6) atom. The C(14)-C(18) bond length is 1.41 Å. The C(14)-C(20) bond length is 1.40 Å. The C(14)-N(6) bond length is 1.42 Å. In the fifteenth C site, C(15,16) is bonded in a distorted single-bond geometry to one C(21) and one N(7) atom. The C(15,16)-C(21) bond length is 1.41 Å. The C(15,16)-N(7) bond length is 1.42 Å. In the sixteenth C site, C(17) is bonded in a trigonal planar geometry to one C(13), one C(19), and one C(25) atom. The C(17)-C(19) bond length is 1.40 Å. The C(17)-C(25) bond length is 1.50 Å. In the seventeenth C site, C(18) is bonded in a trigonal planar geometry to one C(14), one C(20), and one C(26) atom. The C(18)-C(20) bond length is 1.39 Å. The C(18)-C(26) bond length is 1.50 Å. In the eighteenth C site, C(19) is bonded in a distorted single-bond geometry to one C(13); one C(17); and one H(17,18) atom. The C(19)-H(17,18) bond length is 1.09 Å. In the nineteenth C site, C(20) is bonded in a distorted single-bond geometry to one C(14); one C(18); and one H(17,18) atom. The C(20)-H(17,18) bond length is 1.09 Å. In the twentieth C site, C(21) is bonded in a trigonal planar geometry to one C(15,16); one C(23,24); and one C(27) atom. The C(21)-C(23,24) bond length is 1.40 Å. The C(21)-C(27) bond length is 1.52 Å. In the twenty-first C site, C(22) is bonded in a trigonal planar geometry to one C(15,16); one C(23,24); and one C(28) atom. The C(22)-C(15,16) bond length is 1.41 Å. The C(22)-C(23,24) bond length is 1.40 Å. The C(22)-C(28) bond length is 1.53 Å. In the twenty-second C site, C(23,24) is bonded in a distorted single-bond geometry to one C(21) and one H(19,20) atom. The C(23,24)-H(19,20) bond length is 1.09 Å. In the twenty-third C site, C(25) is bonded in a bent 120 degrees geometry to one C(17), one O(11), and one O(9) atom. The C(25)-O(11) bond length is 1.27 Å. The C(25)-O(9) bond length is 1.28 Å. In the twenty-fourth C site, C(26) is bonded in a bent 120 degrees geometry to one C(18), one O(10), and one O(12) atom. The C(26)-O(10) bond length is 1.28 Å. The C(26)-O(12) bond length is 1.27 Å. In the twenty-fifth C site, C(27) is bonded in a distorted bent 120 degrees geometry to one C(21), one O(1), and one O(13) atom. The C(27)-O(1) bond length is 1.28 Å. The C(27)-O(13) bond length is 1.26 Å. In the twenty-sixth C site, C(28) is bonded in a distorted bent 120 degrees geometry to one C(22), one O(14), and one O(2) atom. The C(28)-O(14) bond length is 1.26 Å. The C(28)-O(2) bond length is 1.28 Å. There are eight inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Tb(1), one C(1), and one C(3) atom. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one Tb(2), one C(2), and one C(4) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Tb(1), one C(5), and one C(7) atom. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one Tb(2), one C(6), and one C(8) atom. In the fifth N site, N(5) is bonded in a trigonal planar geometry to one C(13), one C(3), and one C(9) atom. In the sixth N site, N(6) is bonded in a trigonal planar geometry to one C(10), one C(14), and one C(4) atom. In the seventh N site, N(7) is bonded in a trigonal planar geometry to one C(11); one C(15,16); and one C(7) atom. In the eighth N site, N(8) is bonded in a trigonal planar geometry to one C(12); one C(15,16); and one C(8) atom. The N(8)-C(15,16) bond length is 1.42 Å. There are sixteen inequivalent H sites. In the first H site, H(1) is bonded in a distorted linear geometry to one O(14) and one O(7) atom. The H(1)-O(14) bond length is 1.62 Å. The H(1)-O(7) bond length is 1.01 Å. In the second H site, H(2) is bonded in a distorted linear geometry to one O(13) and one O(8) atom. The H(2)-O(13) bond length is 1.62 Å. The H(2)-O(8) bond length is 1.01 Å. In the third H site, H(3) is bonded in a distorted linear geometry to one O(10) and one O(7) atom. The H(3)-O(10) bond length is 1.63 Å. The H(3)-O(7) bond length is 1.00 Å. In the fourth H site, H(4) is bonded in a distorted linear geometry to one O(8) and one O(9) atom. The H(4)-O(8) bond length is 1.00 Å. The H(4)-O(9) bond length is 1.63 Å. In the fifth H site, H(5,6) is bonded in a single-bond geometry to one C(1) atom. In the sixth H site, H(7) is bonded in a single-bond geometry to one C(3) atom. In the seventh H site, H(8) is bonded in a single-bond geometry to one C(4) atom. In the eighth H site, H(9) is bonded in a single-bond geometry to one C(5) atom. In the ninth H site, H(10) is bonded in a single-bond geometry to one C(6) atom. In the tenth H site, H(11) is bonded in a single-bond geometry to one C(7) atom. In the eleventh H site, H(12) is bonded in a single-bond geometry to one C(8) atom. In the twelfth H site, H(13) is bonded in a single-bond geometry to one C(9) atom. In the thirteenth H site, H(14) is bonded in a single-bond geometry to one C(10) atom. In the fourteenth H site, H(15,16) is bonded in a single-bond geometry to one C(11) atom. In the fifteenth H site, H(17,18) is bonded in a single-bond geometry to one C(19) atom. In the sixteenth H site, H(19,20) is bonded in a single-bond geometry to one C(23,24) atom. S(1) is bonded in a tetrahedral geometry to one O(3), one O(4), one O(5), and one O(6) atom. The S(1)-O(3) bond length is 1.49 Å. The S(1)-O(4) bond length is 1.49 Å. The S(1)-O(5) bond length is 1.49 Å. The S(1)-O(6) bond length is 1.49 Å. There are fourteen inequivalent O sites. In the first O site, O(7) is bonded in a distorted water-like geometry to one Tb(1), one H(1), and one H(3) atom. In the second O site, O(8) is bonded in a distorted water-like geometry to one Tb(2), one H(2), and one H(4) atom. In the third O site, O(9) is bonded in a 3-coordinate geometry to one Tb(1), one C(25), and one H(4) atom. In the fourth O site, O(10) is bonded in a 3-coordinate geometry to one Tb(2), one C(26), and one H(3) atom. In the fifth O site, O(11) is bonded in a distorted single-bond geometry to one Tb(1) and one C(25) atom. In the sixth O site, O(12) is bonded in a distorted single-bond geometry to one Tb(2) and one C(26) atom. In the seventh O site, O(13) is bonded in a distorted bent 120 degrees geometry to one C(27) and one H(2) atom. In the eighth O site, O(14) is bonded in a distorted bent 120 degrees geometry to one C(28) and one H(1) atom. In the ninth O site, O(1) is bonded in a bent 150 degrees geometry to one Tb(1) and one C(27) atom. In the tenth O site, O(2) is bonded in a bent 150 degrees geometry to one Tb(2) and one C(28) atom. In the eleventh O site, O(3) is bonded in a distorted water-like geometry to one Tb(1) and one S(1) atom. In the twelfth O site, O(4) is bonded in a distorted water-like geometry to one Tb(2) and one S(1) atom. In the thirteenth O site, O(5) is bonded in a distorted water-like geometry to one Tb(1) and one S(1) atom. In the fourteenth O site, O(6) is bonded in a distorted water-like geometry to one Tb(2) and one S(1) atom. Linkers: 4 [O]C(=O)c1cc(-n2ccnc2)c(C([O])=O)cc1-n1ccnc1. Metal clusters: 2 O.O.O=[C]O[Tb]12(O[C]O1)OS1(O2)O[Tb]2(O[C]=O)(O[C]O2)O1. RCSR code: dia. The MOF has largest included sphere 2.18 A, density 2.20 g/cm3, surface area 2927.94 m2/g, accessible volume 0.11 cm3/g