K3C20H20O7(CH)7(CH3)6 is Indium-derived structured and crystallizes in the monoclinic P2_1/c space group. The structure is zero-dimensional and consists of twenty-eight 02329_fluka molecules, twenty-four 02329_fluka molecules, and two K3C20H20O7 clusters. In each K3C20H20O7 cluster, there are three inequivalent K sites. In the first K site, K(1) is bonded in a 5-coordinate geometry to one O(1), one O(2), one O(3), one O(4), and one O(7) atom. The K(1)-O(1) bond length is 2.67 Å. The K(1)-O(2) bond length is 2.67 Å. The K(1)-O(3) bond length is 2.58 Å. The K(1)-O(4) bond length is 2.68 Å. The K(1)-O(7) bond length is 2.78 Å. In the second K site, K(2) is bonded in a 7-coordinate geometry to one H(15), one H(5), one O(1), one O(2), one O(3), one O(5), and one O(7) atom. The K(2)-H(15) bond length is 2.86 Å. The K(2)-H(5) bond length is 2.84 Å. The K(2)-O(1) bond length is 2.58 Å. The K(2)-O(2) bond length is 2.69 Å. The K(2)-O(3) bond length is 2.79 Å. The K(2)-O(5) bond length is 2.68 Å. The K(2)-O(7) bond length is 2.88 Å. In the third K site, K(3) is bonded in a 7-coordinate geometry to one H(16), one H(4), one O(1), one O(2), one O(3), one O(6), and one O(7) atom. The K(3)-H(16) bond length is 2.91 Å. The K(3)-H(4) bond length is 2.88 Å. The K(3)-O(1) bond length is 2.69 Å. The K(3)-O(2) bond length is 2.57 Å. The K(3)-O(3) bond length is 2.79 Å. The K(3)-O(6) bond length is 2.70 Å. The K(3)-O(7) bond length is 2.83 Å. There are twenty inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one C(2) and one O(1) atom. The C(1)-C(2) bond length is 1.43 Å. The C(1)-O(1) bond length is 1.32 Å. In the second 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 1.38 Å. The C(2)-C(7) bond length is 1.51 Å. In the third 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 0.95 Å. In the fourth C site, C(6) is bonded in a distorted single-bond geometry to one H(4) atom. The C(6)-H(4) bond length is 0.95 Å. In the fifth C site, C(7) is bonded in a single-bond geometry to one C(2) and one H(5) atom. The C(7)-H(5) bond length is 1.00 Å. In the sixth C site, C(10) is bonded in a distorted single-bond geometry to one C(11) and one O(2) atom. The C(10)-C(11) bond length is 1.42 Å. The C(10)-O(2) bond length is 1.32 Å. In the seventh C site, C(11) is bonded in a trigonal planar geometry to one C(10), one C(12), and one C(16) atom. The C(11)-C(12) bond length is 1.38 Å. The C(11)-C(16) bond length is 1.50 Å. In the eighth C site, C(12) is bonded in a distorted single-bond geometry to one C(11) and one H(12) atom. The C(12)-H(12) bond length is 0.95 Å. In the ninth C site, C(15) is bonded in a distorted single-bond geometry to one H(15) atom. The C(15)-H(15) bond length is 0.95 Å. In the tenth C site, C(16) is bonded in a single-bond geometry to one C(11) and one H(16) atom. The C(16)-H(16) bond length is 1.00 Å. In the eleventh C site, C(19) is bonded in a distorted single-bond geometry to one C(20) and one O(3) atom. The C(19)-C(20) bond length is 1.41 Å. The C(19)-O(3) bond length is 1.31 Å. In the twelfth C site, C(20) is bonded in a trigonal planar geometry to one C(19), one C(21), and one C(25) atom. The C(20)-C(21) bond length is 1.39 Å. The C(20)-C(25) bond length is 1.52 Å. In the thirteenth C site, C(21) is bonded in a distorted single-bond geometry to one C(20) and one H(23) atom. The C(21)-H(23) bond length is 0.95 Å. In the fourteenth C site, C(25) is bonded in a single-bond geometry to one C(20) and one H(27) atom. The C(25)-H(27) bond length is 1.00 Å. In the fifteenth C site, C(28) is bonded in a distorted trigonal non-coplanar geometry to two equivalent H(34,35) and one O(4) atom. Both C(28)-H(34,35) bond lengths are 0.99 Å. The C(28)-O(4) bond length is 1.44 Å. In the sixteenth C site, C(29) is bonded in a distorted trigonal non-coplanar geometry to two equivalent H(36,37) and one O(4) atom. Both C(29)-H(36,37) bond lengths are 0.99 Å. The C(29)-O(4) bond length is 1.42 Å. In the seventeenth C site, C(30) is bonded in a distorted trigonal non-coplanar geometry to two equivalent H(38,39,40) and one O(5) atom. Both C(30)-H(38,39,40) bond lengths are 0.99 Å. The C(30)-O(5) bond length is 1.44 Å. In the eighteenth C site, C(31) is bonded in a distorted trigonal non-coplanar geometry to one H(38,39,40); one H(41); and one O(5) atom. The C(31)-H(38,39,40) bond length is 0.99 Å. The C(31)-H(41) bond length is 0.99 Å. The C(31)-O(5) bond length is 1.43 Å. In the nineteenth C site, C(32) is bonded in a distorted trigonal non-coplanar geometry to two equivalent H(42,43) and one O(6) atom. Both C(32)-H(42,43) bond lengths are 0.99 Å. The C(32)-O(6) bond length is 1.44 Å. In the twentieth C site, C(33) is bonded in a distorted trigonal non-coplanar geometry to one H(44), one H(45), and one O(6) atom. The C(33)-H(44) bond length is 0.99 Å. The C(33)-H(45) bond length is 0.99 Å. The C(33)-O(6) bond length is 1.43 Å. There are fifteen 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 K(3) and one C(6) atom. In the third H site, H(5) is bonded in a single-bond geometry to one K(2) and one C(7) atom. In the fourth H site, H(12) is bonded in a single-bond geometry to one C(12) atom. In the fifth H site, H(15) is bonded in a single-bond geometry to one K(2) and one C(15) atom. In the sixth H site, H(16) is bonded in a single-bond geometry to one K(3) and one C(16) atom. In the seventh H site, H(23) is bonded in a single-bond geometry to one C(21) atom. In the eighth H site, H(27) is bonded in a single-bond geometry to one C(25) atom. In the ninth H site, H(34,35) is bonded in a single-bond geometry to one C(28) atom. In the tenth H site, H(36,37) is bonded in a single-bond geometry to one C(29) atom. In the eleventh H site, H(38,39,40) is bonded in a single-bond geometry to one C(30) atom. In the twelfth H site, H(41) is bonded in a single-bond geometry to one C(31) atom. In the thirteenth H site, H(42,43) is bonded in a single-bond geometry to one C(32) atom. In the fourteenth H site, H(44) is bonded in a single-bond geometry to one C(33) atom. In the fifteenth H site, H(45) is bonded in a single-bond geometry to one C(33) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one K(1), one K(2), one K(3), and one C(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one K(2), one K(3), and one C(10) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one K(1), one K(2), one K(3), and one C(19) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one K(1), one C(28), and one C(29) atom. In the fifth O site, O(6) is bonded in a distorted water-like geometry to one K(3), one C(32), and one C(33) atom. In the sixth O site, O(7) is bonded in a distorted tetrahedral geometry to one K(1), one K(2), one K(3), and one O(7) atom. The O(7)-O(7) bond length is 0.73 Å. In the seventh O site, O(5) is bonded in a distorted water-like geometry to one K(2), one C(30), and one C(31) atom. Linkers: 12 CC(C)c1ccccc1[O] ,6 C1COCCO1. Metal clusters: 2 C[CH]C.C[CH]C.C[CH]C.C[CH]C.C[CH]C.C[CH]C.O=O.[CH]=[C]O[K].[CH]=[C]O[K].[CH]=[C]O[K].[CH]=[C]O[K].[CH]=[C]O[K].[CH]=[C]O[K]. The MOF has largest included sphere 5.86 A, density 1.00 g/cm3, surface area 4699.76 m2/g, accessible volume 0.39 cm3/g