In2C23H7O15(C5H3)2 crystallizes in the trigonal P-3 space group. The structure consists of four 1,3,5-triisopropenyl benzene molecules inside a In2C23H7O15 framework. In the In2C23H7O15 framework, there are two inequivalent In sites. In the first In site, In(1) is bonded in a 7-coordinate geometry to one O(10), one O(13), one O(14), one O(2), one O(3), one O(4), and one O(8) atom. The In(1)-O(10) bond length is 2.22 Å. The In(1)-O(13) bond length is 2.14 Å. The In(1)-O(14) bond length is 2.39 Å. The In(1)-O(2) bond length is 2.10 Å. The In(1)-O(3) bond length is 2.21 Å. The In(1)-O(4) bond length is 2.21 Å. The In(1)-O(8) bond length is 2.39 Å. In the second In site, In(2) is bonded in a pentagonal bipyramidal geometry to one O(1), one O(11), one O(12), one O(2), one O(5), one O(6), and one O(9) atom. The In(2)-O(1) bond length is 2.11 Å. The In(2)-O(11) bond length is 2.33 Å. The In(2)-O(12) bond length is 2.29 Å. The In(2)-O(2) bond length is 2.11 Å. The In(2)-O(5) bond length is 2.16 Å. The In(2)-O(6) bond length is 2.31 Å. The In(2)-O(9) bond length is 2.31 Å. There are twenty-three inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(13), one C(16), and one C(5) atom. The C(1)-C(13) bond length is 1.37 Å. The C(1)-C(16) bond length is 1.51 Å. The C(1)-C(5) bond length is 1.41 Å. In the second C site, C(3) is bonded in a single-bond geometry to one C(11), one C(9), and one H(2) atom. The C(3)-C(11) bond length is 1.40 Å. The C(3)-C(9) bond length is 1.38 Å. The C(3)-H(2) bond length is 0.93 Å. In the third C site, C(4) is bonded in a distorted single-bond geometry to one C(20) and one H(3) atom. The C(4)-C(20) bond length is 1.41 Å. The C(4)-H(3) bond length is 0.93 Å. In the fourth C site, C(5) is bonded in a distorted single-bond geometry to one C(1), one C(9), and one H(4) atom. The C(5)-C(9) bond length is 1.37 Å. The C(5)-H(4) bond length is 0.93 Å. In the fifth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(9), one O(3), and one O(5) atom. The C(6)-C(9) bond length is 1.52 Å. The C(6)-O(3) bond length is 1.24 Å. The C(6)-O(5) bond length is 1.28 Å. In the sixth C site, C(7) is bonded in a distorted single-bond geometry to one C(20) and one H(5) atom. The C(7)-C(20) bond length is 1.37 Å. The C(7)-H(5) bond length is 0.93 Å. In the seventh C site, C(8) is bonded in a distorted single-bond geometry to one C(17) and one H(6) atom. The C(8)-C(17) bond length is 1.35 Å. The C(8)-H(6) bond length is 0.93 Å. In the eighth C site, C(9) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(6) atom. In the ninth C site, C(11) is bonded in a trigonal planar geometry to one C(12), one C(13), and one C(3) atom. The C(11)-C(12) bond length is 1.54 Å. The C(11)-C(13) bond length is 1.38 Å. In the tenth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(1), and one O(15) atom. The C(12)-O(1) bond length is 1.27 Å. The C(12)-O(15) bond length is 1.19 Å. In the eleventh C site, C(13) is bonded in a distorted single-bond geometry to one C(1), one C(11), and one H(8) atom. The C(13)-H(8) bond length is 0.93 Å. In the twelfth C site, C(14) is bonded in a bent 120 degrees geometry to one C(20), one O(10), and one O(14) atom. The C(14)-C(20) bond length is 1.51 Å. The C(14)-O(10) bond length is 1.25 Å. The C(14)-O(14) bond length is 1.26 Å. In the thirteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(17), one O(12), and one O(9) atom. The C(15)-C(17) bond length is 1.49 Å. The C(15)-O(12) bond length is 1.24 Å. The C(15)-O(9) bond length is 1.30 Å. In the fourteenth C site, C(16) is bonded in a bent 120 degrees geometry to one C(1), one O(4), and one O(8) atom. The C(16)-O(4) bond length is 1.28 Å. The C(16)-O(8) bond length is 1.24 Å. In the fifteenth C site, C(17) is bonded in a trigonal planar geometry to one C(15), one C(22), and one C(8) atom. The C(17)-C(22) bond length is 1.40 Å. In the sixteenth C site, C(20) is bonded in a trigonal planar geometry to one C(14), one C(4), and one C(7) atom. In the seventeenth C site, C(22) is bonded in a distorted single-bond geometry to one C(17) and one H(10) atom. The C(22)-H(10) bond length is 0.93 Å. In the eighteenth C site, C(23) is bonded in a bent 120 degrees geometry to one C(28), one O(11), and one O(6) atom. The C(23)-C(28) bond length is 1.50 Å. The C(23)-O(11) bond length is 1.26 Å. The C(23)-O(6) bond length is 1.26 Å. In the nineteenth C site, C(25) is bonded in a bent 120 degrees geometry to one C(29), one O(13), and one O(7) atom. The C(25)-C(29) bond length is 1.48 Å. The C(25)-O(13) bond length is 1.27 Å. The C(25)-O(7) bond length is 1.24 Å. In the twentieth C site, C(27) is bonded in a bent 120 degrees geometry to two equivalent C(28) atoms. There is one shorter (1.38 Å) and one longer (1.40 Å) C(27)-C(28) bond length. In the twenty-first C site, C(28) is bonded in a trigonal planar geometry to one C(23) and two equivalent C(27) atoms. In the twenty-second C site, C(29) is bonded in a trigonal planar geometry to one C(25) and two equivalent C(30) atoms. There is one shorter (1.38 Å) and one longer (1.39 Å) C(29)-C(30) bond length. In the twenty-third C site, C(30) is bonded in a bent 120 degrees geometry to two equivalent C(29) atoms. There are seven inequivalent H sites. In the first H site, H(2) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(3) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(7) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the sixth H site, H(8) is bonded in a single-bond geometry to one C(13) atom. In the seventh H site, H(10) is bonded in a single-bond geometry to one C(22) atom. There are fifteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one In(2) and one C(12) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one In(1) and one In(2) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one In(1) and one C(6) atom. In the fourth O site, O(4) is bonded in an L-shaped geometry to one In(1) and one C(16) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one In(2) and one C(6) atom. In the sixth O site, O(6) is bonded in an L-shaped geometry to one In(2) and one C(23) atom. In the seventh O site, O(7) is bonded in a single-bond geometry to one C(25) atom. In the eighth O site, O(8) is bonded in a distorted L-shaped geometry to one In(1) and one C(16) atom. In the ninth O site, O(9) is bonded in an L-shaped geometry to one In(2) and one C(15) atom. In the tenth O site, O(10) is bonded in an L-shaped geometry to one In(1) and one C(14) atom. In the eleventh O site, O(11) is bonded in a distorted L-shaped geometry to one In(2) and one C(23) atom. In the twelfth O site, O(12) is bonded in an L-shaped geometry to one In(2) and one C(15) atom. In the thirteenth O site, O(13) is bonded in a water-like geometry to one In(1) and one C(25) atom. In the fourteenth O site, O(14) is bonded in a distorted L-shaped geometry to one In(1) and one C(14) atom. In the fifteenth O site, O(15) is bonded in a single-bond geometry to one C(12) atom. Linkers: 7 [O]C(=O)c1ccc(-c2cc(-c3ccc(C([O])=O)cc3)cc(-c3ccc(C([O])=O)cc3)c2)cc1 ,6 [O]C(=O)c1cc(C([O])=O)cc(C([O])=O)c1 ,4 [O]C(=O)c1[c]c(C([O])=O)[c]c(C([O])=O)[c]1. Metal clusters: 6 O=[C]O[In](O[C]=O)O[In](O[C]=O)O[C]=O.[O][C]=O.[O][C]=O.[O][C]=O. The MOF has largest included sphere 7.26 A, density 1.15 g/cm3, surface area 3702.27 m2/g, accessible volume 0.56 cm3/g