Mn3C26NH15O12(C6H4SO2)3 is Indium-derived structured and crystallizes in the monoclinic P2_1/c space group. The structure is zero-dimensional and consists of twelve di-isopropenylsulfon molecules and four Mn3C26NH15O12 clusters. In each Mn3C26NH15O12 cluster, there are three inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form corner-sharing MnO6 octahedra. The Mn(1)-O(1) bond length is 2.12 Å. The Mn(1)-O(2) bond length is 2.14 Å. The Mn(1)-O(3) bond length is 2.14 Å. The Mn(1)-O(4) bond length is 2.18 Å. The Mn(1)-O(5) bond length is 2.19 Å. The Mn(1)-O(6) bond length is 2.22 Å. In the second Mn site, Mn(2) is bonded to one N(1), one O(3), one O(7), one O(8), and one O(9) atom to form distorted corner-sharing MnNO4 trigonal bipyramids. The corner-sharing octahedral tilt angles are 76°. The Mn(2)-N(1) bond length is 2.28 Å. The Mn(2)-O(3) bond length is 2.36 Å. The Mn(2)-O(7) bond length is 2.07 Å. The Mn(2)-O(8) bond length is 2.11 Å. The Mn(2)-O(9) bond length is 2.17 Å. In the third Mn site, Mn(3) is bonded in a 4-coordinate geometry to one O(10), one O(11), one O(12), and one O(6) atom. The Mn(3)-O(10) bond length is 2.02 Å. The Mn(3)-O(11) bond length is 2.08 Å. The Mn(3)-O(12) bond length is 2.09 Å. The Mn(3)-O(6) bond length is 2.50 Å. There are twenty-six inequivalent C sites. In the first C site, C(10) is bonded in a distorted single-bond geometry to one C(11) and one H(6) atom. The C(10)-C(11) bond length is 1.37 Å. The C(10)-H(6) bond length is 0.93 Å. In the second C site, C(11) is bonded in a trigonal planar geometry to one C(10), one C(12), and one C(14) atom. The C(11)-C(12) bond length is 1.38 Å. The C(11)-C(14) bond length is 1.52 Å. In the third C site, C(12) is bonded in a distorted single-bond geometry to one C(11) and one H(7) atom. The C(12)-H(7) bond length is 0.93 Å. In the fourth C site, C(15) is bonded in a bent 120 degrees geometry to one C(16), one O(10), and one O(4) atom. The C(15)-C(16) bond length is 1.51 Å. The C(15)-O(10) bond length is 1.24 Å. The C(15)-O(4) bond length is 1.23 Å. In the fifth C site, C(16) is bonded in a trigonal planar geometry to one C(15), one C(17), and one C(21) atom. The C(16)-C(17) bond length is 1.36 Å. The C(16)-C(21) bond length is 1.38 Å. In the sixth C site, C(17) is bonded in a distorted single-bond geometry to one C(16) and one H(9) atom. The C(17)-H(9) bond length is 0.93 Å. In the seventh C site, C(14) is bonded in a bent 120 degrees geometry to one C(11), one O(5), and one O(7) atom. The C(14)-O(5) bond length is 1.24 Å. The C(14)-O(7) bond length is 1.23 Å. In the eighth C site, C(21) is bonded in a distorted single-bond geometry to one C(16) and one H(12) atom. The C(21)-H(12) bond length is 0.93 Å. In the ninth C site, C(25) is bonded in a trigonal planar geometry to one C(24), one C(26), and one C(28) atom. The C(25)-C(24) bond length is 1.37 Å. The C(25)-C(26) bond length is 1.37 Å. The C(25)-C(28) bond length is 1.51 Å. In the tenth C site, C(24) is bonded in a distorted single-bond geometry to one C(25) and one H(14) atom. The C(24)-H(14) bond length is 0.93 Å. In the eleventh C site, C(29) is bonded in a distorted bent 120 degrees geometry to one C(30), one O(12), and one O(6) atom. The C(29)-C(30) bond length is 1.50 Å. The C(29)-O(12) bond length is 1.24 Å. The C(29)-O(6) bond length is 1.23 Å. In the twelfth C site, C(30) is bonded in a trigonal planar geometry to one C(29), one C(31), and one C(35) atom. The C(30)-C(31) bond length is 1.38 Å. The C(30)-C(35) bond length is 1.37 Å. In the thirteenth C site, C(31) is bonded in a single-bond geometry to one C(30) and one H(17) atom. The C(31)-H(17) bond length is 0.93 Å. In the fourteenth C site, C(35) is bonded in a single-bond geometry to one C(30) and one H(20) atom. The C(35)-H(20) bond length is 0.93 Å. In the fifteenth C site, C(38) is bonded in a distorted single-bond geometry to one C(39) and one H(22) atom. The C(38)-C(39) bond length is 1.37 Å. The C(38)-H(22) bond length is 0.93 Å. In the sixteenth C site, C(39) is bonded in a trigonal planar geometry to one C(38), one C(40), and one C(42) atom. The C(39)-C(40) bond length is 1.38 Å. The C(39)-C(42) bond length is 1.51 Å. In the seventeenth C site, C(40) is bonded in a distorted single-bond geometry to one C(39) and one H(23) atom. The C(40)-H(23) bond length is 0.93 Å. In the eighteenth C site, C(42) is bonded in a distorted bent 120 degrees geometry to one C(39), one O(2), and one O(8) atom. The C(42)-O(2) bond length is 1.22 Å. The C(42)-O(8) bond length is 1.24 Å. In the nineteenth C site, C(43) is bonded in a linear geometry to one C(44) and one N(1) atom. The C(43)-C(44) bond length is 1.43 Å. The C(43)-N(1) bond length is 1.15 Å. In the twentieth C site, C(44) is bonded in a trigonal non-coplanar geometry to one C(43); one H(26); and two equivalent H(25,27) atoms. The C(44)-H(26) bond length is 0.96 Å. Both C(44)-H(25,27) bond lengths are 0.96 Å. In the twenty-first C site, C(26) is bonded in a distorted single-bond geometry to one C(25) and one H(15) atom. The C(26)-H(15) bond length is 0.93 Å. In the twenty-second C site, C(28) is bonded in a bent 120 degrees geometry to one C(25), one O(1), and one O(11) atom. The C(28)-O(1) bond length is 1.22 Å. The C(28)-O(11) bond length is 1.25 Å. In the twenty-third C site, C(1) is bonded in a bent 120 degrees geometry to one C(2), one O(3), and one O(9) atom. The C(1)-C(2) bond length is 1.49 Å. The C(1)-O(3) bond length is 1.26 Å. The C(1)-O(9) bond length is 1.23 Å. In the twenty-fourth C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(7) atom. The C(2)-C(3) bond length is 1.36 Å. The C(2)-C(7) bond length is 1.38 Å. In the twenty-fifth C site, C(3) is bonded in a distorted single-bond geometry to one C(2) and one H(1) atom. The C(3)-H(1) bond length is 0.93 Å. In the twenty-sixth C site, C(7) is bonded in a distorted single-bond geometry to one C(2) and one H(4) atom. The C(7)-H(4) bond length is 0.93 Å. N(1) is bonded in a distorted bent 150 degrees geometry to one Mn(2) and one C(43) atom. There are fourteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(4) is bonded in a single-bond geometry to one C(7) atom. In the third H site, H(6) is bonded in a single-bond geometry to one C(10) atom. In the fourth H site, H(7) is bonded in a single-bond geometry to one C(12) atom. In the fifth H site, H(9) is bonded in a single-bond geometry to one C(17) atom. In the sixth H site, H(12) is bonded in a single-bond geometry to one C(21) atom. In the seventh H site, H(14) is bonded in a single-bond geometry to one C(24) atom. In the eighth H site, H(15) is bonded in a single-bond geometry to one C(26) atom. In the ninth H site, H(17) is bonded in a single-bond geometry to one C(31) atom. In the tenth H site, H(20) is bonded in a single-bond geometry to one C(35) atom. In the eleventh H site, H(25,27) is bonded in a single-bond geometry to one C(44) atom. In the twelfth H site, H(26) is bonded in a single-bond geometry to one C(44) atom. In the thirteenth H site, H(22) is bonded in a single-bond geometry to one C(38) atom. In the fourteenth H site, H(23) is bonded in a single-bond geometry to one C(40) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Mn(1) and one C(28) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Mn(1) and one C(42) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(2), and one C(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Mn(1) and one C(15) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(14) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(3), and one C(29) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Mn(2) and one C(14) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Mn(2) and one C(42) atom. In the ninth O site, O(9) is bonded in a distorted L-shaped geometry to one Mn(2) and one C(1) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Mn(3) and one C(15) atom. In the eleventh O site, O(11) is bonded in a bent 120 degrees geometry to one Mn(3) and one C(28) atom. In the twelfth O site, O(12) is bonded in a water-like geometry to one Mn(3) and one C(29) atom. Linkers: 12 [O]C(=O)c1ccc(S(=O)(=O)c2ccc(C([O])=O)cc2)cc1. Metal clusters: 4 C[C][N][Mn]12O[C]O[Mn]34(O[C]O[Mn](O[C]O3)O[C]O4)(O[C]O1)O[C]O2. RCSR code: pcu. The MOF has largest included sphere 4.60 A, density 1.29 g/cm3, surface area 4315.86 m2/g, accessible volume 0.34 cm3/g