In2C16H8(SO7)3 crystallizes in the trigonal R-3m space group. There are two inequivalent In sites. In the first In site, In(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(4) atoms to form corner-sharing InO6 octahedra. The corner-sharing octahedral tilt angles are 60°. Both In(1)-O(1) bond lengths are 2.14 Å. Both In(1)-O(3) bond lengths are 2.09 Å. Both In(1)-O(4) bond lengths are 2.22 Å. In the second In site, In(2) is bonded to two equivalent O(10), two equivalent O(2), and two equivalent O(3) atoms to form distorted corner-sharing InO6 octahedra. The corner-sharing octahedral tilt angles are 60°. Both In(2)-O(10) bond lengths are 2.22 Å. Both In(2)-O(2) bond lengths are 2.14 Å. Both In(2)-O(3) bond lengths are 2.09 Å. There are ten inequivalent C sites. In the first C site, C(9) is bonded in a distorted single-bond geometry to two equivalent C(4) and one H(5) atom. Both C(9)-C(4) bond lengths are 1.38 Å. The C(9)-H(5) bond length is 0.93 Å. In the second C site, C(10) is bonded in a distorted trigonal planar geometry to two equivalent C(2) and one S(3) atom. Both C(10)-C(2) bond lengths are 1.39 Å. The C(10)-S(3) bond length is 1.76 Å. In the third C site, C(1) is bonded in a distorted single-bond geometry to one C(5), one C(7), and one H(1) atom. The C(1)-C(5) bond length is 1.38 Å. The C(1)-C(7) bond length is 1.36 Å. The C(1)-H(1) bond length is 0.93 Å. In the fourth C site, C(2) is bonded in a distorted single-bond geometry to one C(10), one C(4), and one H(2) atom. The C(2)-C(4) bond length is 1.39 Å. The C(2)-H(2) bond length is 0.93 Å. In the fifth C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(2), and one O(4) atom. The C(3)-C(4) bond length is 1.50 Å. The C(3)-O(2) bond length is 1.26 Å. The C(3)-O(4) bond length is 1.26 Å. In the sixth C site, C(4) is bonded in a trigonal planar geometry to one C(2), one C(3), and one C(9) atom. In the seventh C site, C(5) is bonded to one C(1), one C(6), one C(8), and one O(5) atom to form distorted corner-sharing CC3O tetrahedra. The C(5)-C(6) bond length is 1.57 Å. The C(5)-C(8) bond length is 1.37 Å. The C(5)-O(5) bond length is 1.89 Å. In the eighth C site, C(6) is bonded in a 3-coordinate geometry to one C(5), one O(1), one O(10), and one O(5) atom. The C(6)-O(1) bond length is 1.34 Å. The C(6)-O(10) bond length is 1.31 Å. The C(6)-O(5) bond length is 1.40 Å. In the ninth C site, C(7) is bonded in a trigonal planar geometry to two equivalent C(1) and one S(1) atom. The C(7)-S(1) bond length is 1.80 Å. In the tenth C site, C(8) is bonded in a distorted single-bond geometry to two equivalent C(5) and one H(4) atom. The C(8)-H(4) bond length is 0.93 Å. There are five 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 O(3) atom. The H(3)-O(3) bond length is 0.82 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(8) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(9) atom. There are three inequivalent S sites. In the first S site, S(1) is bonded in a distorted tetrahedral geometry to one C(7), one O(11), and two equivalent O(9) atoms. The S(1)-O(11) bond length is 1.52 Å. Both S(1)-O(9) bond lengths are 1.37 Å. In the second S site, S(2) is bonded in a distorted T-shaped geometry to one S(3) and two equivalent O(7) atoms. The S(2)-S(3) bond length is 1.11 Å. Both S(2)-O(7) bond lengths are 1.07 Å. In the third S site, S(3) is bonded in a 8-coordinate geometry to one C(10), one S(2), two equivalent O(6), two equivalent O(7), and two equivalent O(8) atoms. Both S(3)-O(6) bond lengths are 1.43 Å. Both S(3)-O(7) bond lengths are 1.47 Å. Both S(3)-O(8) bond lengths are 1.41 Å. There are eleven inequivalent O sites. In the first O site, O(11) is bonded in a single-bond geometry to one S(1) atom. In the second O site, O(1) is bonded in a distorted bent 120 degrees geometry to one In(1) and one C(6) atom. In the third O site, O(2) is bonded in a bent 120 degrees geometry to one In(2) and one C(3) atom. In the fourth O site, O(3) is bonded in a distorted trigonal planar geometry to one In(1), one In(2), and one H(3) atom. In the fifth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one In(1) and one C(3) atom. In the sixth O site, O(5) is bonded in a single-bond geometry to one C(5) and one C(6) atom. In the seventh O site, O(6) is bonded in a 2-coordinate geometry to one S(3) and one O(7) atom. The O(6)-O(7) bond length is 0.96 Å. In the eighth O site, O(7) is bonded in a 3-coordinate geometry to one S(2), one S(3), and one O(6) atom. In the ninth O site, O(8) is bonded in a distorted single-bond geometry to one S(3) atom. In the tenth O site, O(9) is bonded in a single-bond geometry to one S(1) atom. In the eleventh O site, O(10) is bonded in a 3-coordinate geometry to one In(2), one C(6), and one O(10) atom. The O(10)-O(10) bond length is 0.82 Å. Linkers: 8 [O]S([O])([O])c1cc2cc(c1)C1(OO1)OOC1(OO1)c1cc(cc(S([O])([O])[O])c1)C1(OO1)OOC21OO1 ,11 [O]C(=O)c1c[c]cc(C([O])=O)c1.[O]OS[S](O[O])O[O] ,1 [O]OSS(O[O])(O[O])c1cc(C([O])=O)cc(C([O])=O)c1 ,6 [O]C(=O)c1c[c]cc(C([O])=O)c1.[O]O[S]1OOOOS1. Metal clusters: 36 [In]. The MOF has largest included sphere 10.25 A, density 1.94 g/cm3, surface area 2527.88 m2/g, accessible volume 0.23 cm3/g