Cd3H18(C19O9)2Cd3H20(C20O9)2(CH)26(C2O)4 is Indium-derived structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of twenty-six 02329_fluka molecules, four dimethyl ether molecules, one Cd3H18(C19O9)2 cluster, and one Cd3H20(C20O9)2 cluster. In the Cd3H18(C19O9)2 cluster, there are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 7-coordinate geometry to one O(11), one O(13), one O(15), one O(16), one O(17), one O(18), and one O(9) atom. The Cd(1)-O(11) bond length is 2.35 Å. The Cd(1)-O(13) bond length is 2.17 Å. The Cd(1)-O(15) bond length is 2.49 Å. The Cd(1)-O(16) bond length is 2.58 Å. The Cd(1)-O(17) bond length is 2.38 Å. The Cd(1)-O(18) bond length is 2.26 Å. The Cd(1)-O(9) bond length is 2.38 Å. In the second Cd site, Cd(3) is bonded in an octahedral geometry to two equivalent O(15), two equivalent O(16), and two equivalent O(20) atoms. Both Cd(3)-O(15) bond lengths are 2.32 Å. Both Cd(3)-O(16) bond lengths are 2.32 Å. Both Cd(3)-O(20) bond lengths are 2.20 Å. There are nineteen inequivalent C sites. In the first C site, C(2) is bonded in a distorted single-bond geometry to one C(8) and one O(1) atom. The C(2)-C(8) bond length is 1.41 Å. The C(2)-O(1) bond length is 1.35 Å. In the second C site, C(7) is bonded in a distorted single-bond geometry to one O(1) atom. The C(7)-O(1) bond length is 1.46 Å. In the third C site, C(8) is bonded in a distorted trigonal planar geometry to one C(18), one C(2), and one H(6) atom. The C(8)-C(18) bond length is 1.41 Å. The C(8)-H(6) bond length is 0.93 Å. In the fourth C site, C(18) is bonded in a distorted single-bond geometry to one C(27), one C(8), and one H(12) atom. The C(18)-C(27) bond length is 1.37 Å. The C(18)-H(12) bond length is 0.93 Å. In the fifth C site, C(24) is bonded in a single-bond geometry to one C(27) and one H(16) atom. The C(24)-C(27) bond length is 1.39 Å. The C(24)-H(16) bond length is 0.93 Å. In the sixth C site, C(27) is bonded in a trigonal planar geometry to one C(18), one C(24), and one C(44) atom. The C(27)-C(44) bond length is 1.50 Å. In the seventh C site, C(37) is bonded in a distorted single-bond geometry to one C(47) and one H(22) atom. The C(37)-C(47) bond length is 1.40 Å. The C(37)-H(22) bond length is 0.93 Å. In the eighth C site, C(40) is bonded in a distorted single-bond geometry to one C(54) and one H(25,29) atom. The C(40)-C(54) bond length is 1.39 Å. The C(40)-H(25,29) bond length is 0.93 Å. In the ninth C site, C(42) is bonded in a distorted single-bond geometry to one C(53) and one H(27) atom. The C(42)-C(53) bond length is 1.40 Å. The C(42)-H(27) bond length is 0.93 Å. In the tenth C site, C(43) is bonded in a distorted single-bond geometry to one C(47) and one H(28) atom. The C(43)-C(47) bond length is 1.37 Å. The C(43)-H(28) bond length is 0.93 Å. In the eleventh C site, C(44) is bonded in a bent 120 degrees geometry to one C(27), one O(15), and one O(9) atom. The C(44)-O(15) bond length is 1.22 Å. The C(44)-O(9) bond length is 1.25 Å. In the twelfth C site, C(45) is bonded in a distorted bent 120 degrees geometry to one C(47), one O(13), and one O(20) atom. The C(45)-C(47) bond length is 1.50 Å. The C(45)-O(13) bond length is 1.28 Å. The C(45)-O(20) bond length is 1.26 Å. In the thirteenth C site, C(47) is bonded in a trigonal planar geometry to one C(37), one C(43), and one C(45) atom. In the fourteenth C site, C(48) is bonded in a distorted single-bond geometry to one C(54) and one H(25,29) atom. The C(48)-C(54) bond length is 1.38 Å. The C(48)-H(25,29) bond length is 0.93 Å. In the fifteenth C site, C(50) is bonded in a distorted single-bond geometry to one C(53) and one H(30) atom. The C(50)-C(53) bond length is 1.39 Å. The C(50)-H(30) bond length is 0.93 Å. In the sixteenth C site, C(53) is bonded in a trigonal planar geometry to one C(42), one C(50), and one C(55) atom. The C(53)-C(55) bond length is 1.48 Å. In the seventeenth C site, C(54) is bonded in a trigonal planar geometry to one C(40), one C(48), and one C(56) atom. The C(54)-C(56) bond length is 1.50 Å. In the eighteenth C site, C(55) is bonded in a distorted bent 120 degrees geometry to one C(53), one O(16), and one O(18) atom. The C(55)-O(16) bond length is 1.27 Å. The C(55)-O(18) bond length is 1.27 Å. In the nineteenth C site, C(56) is bonded in a distorted bent 120 degrees geometry to one C(54), one O(11), and one O(17) atom. The C(56)-O(11) bond length is 1.25 Å. The C(56)-O(17) bond length is 1.24 Å. There are eight inequivalent H sites. In the first H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the second H site, H(12) is bonded in a single-bond geometry to one C(18) atom. In the third H site, H(16) is bonded in a single-bond geometry to one C(24) atom. In the fourth H site, H(22) is bonded in a single-bond geometry to one C(37) atom. In the fifth H site, H(25,29) is bonded in a single-bond geometry to one C(40) atom. In the sixth H site, H(27) is bonded in a single-bond geometry to one C(42) atom. In the seventh H site, H(28) is bonded in a single-bond geometry to one C(43) atom. In the eighth H site, H(30) is bonded in a single-bond geometry to one C(50) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one C(2) and one C(7) atom. In the second O site, O(9) is bonded in a distorted L-shaped geometry to one Cd(1) and one C(44) atom. In the third O site, O(11) is bonded in an L-shaped geometry to one Cd(1) and one C(56) atom. In the fourth O site, O(13) is bonded in a distorted bent 150 degrees geometry to one Cd(1) and one C(45) atom. In the fifth O site, O(15) is bonded in a distorted T-shaped geometry to one Cd(1), one Cd(3), and one C(44) atom. In the sixth O site, O(16) is bonded in a 3-coordinate geometry to one Cd(1), one Cd(3), and one C(55) atom. In the seventh O site, O(17) is bonded in an L-shaped geometry to one Cd(1) and one C(56) atom. In the eighth O site, O(18) is bonded in a distorted water-like geometry to one Cd(1) and one C(55) atom. In the ninth O site, O(20) is bonded in a bent 120 degrees geometry to one Cd(3) and one C(45) atom. In the Cd3H20(C20O9)2 cluster, there are two inequivalent Cd sites. In the first Cd site, Cd(2) is bonded in a 7-coordinate geometry to one O(10), one O(12), one O(2), one O(3), one O(5), one O(6), and one O(8) atom. The Cd(2)-O(10) bond length is 2.47 Å. The Cd(2)-O(12) bond length is 2.40 Å. The Cd(2)-O(2) bond length is 2.30 Å. The Cd(2)-O(3) bond length is 2.39 Å. The Cd(2)-O(5) bond length is 2.18 Å. The Cd(2)-O(6) bond length is 2.27 Å. The Cd(2)-O(8) bond length is 2.49 Å. In the second Cd site, Cd(4) is bonded in an octahedral geometry to two equivalent O(10), two equivalent O(14), and two equivalent O(8) atoms. Both Cd(4)-O(10) bond lengths are 2.30 Å. Both Cd(4)-O(14) bond lengths are 2.21 Å. Both Cd(4)-O(8) bond lengths are 2.30 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(14) and one H(1) atom. The C(1)-C(14) bond length is 1.36 Å. The C(1)-H(1) bond length is 0.93 Å. In the second C site, C(3) is bonded in a distorted single-bond geometry to one C(15) and one H(2) atom. The C(3)-C(15) bond length is 1.33 Å. The C(3)-H(2) bond length is 0.93 Å. In the third C site, C(11) is bonded in a distorted single-bond geometry to one C(15) and one H(8) atom. The C(11)-C(15) bond length is 1.44 Å. The C(11)-H(8) bond length is 0.93 Å. In the fourth C site, C(14) is bonded in a trigonal planar geometry to one C(1), one C(26), and one C(35) atom. The C(14)-C(26) bond length is 1.53 Å. The C(14)-C(35) bond length is 1.37 Å. In the fifth C site, C(15) is bonded in a trigonal planar geometry to one C(11), one C(17), and one C(3) atom. The C(15)-C(17) bond length is 1.46 Å. In the sixth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(19), one C(29), and one H(11) atom. The C(16)-C(19) bond length is 1.37 Å. The C(16)-C(29) bond length is 1.38 Å. The C(16)-H(11) bond length is 0.93 Å. In the seventh C site, C(17) is bonded in a distorted bent 120 degrees geometry to one C(15), one O(14), and one O(5) atom. The C(17)-O(14) bond length is 1.25 Å. The C(17)-O(5) bond length is 1.27 Å. In the eighth C site, C(19) is bonded in a distorted single-bond geometry to one C(16), one C(30), and one H(13) atom. The C(19)-C(30) bond length is 1.38 Å. The C(19)-H(13) bond length is 0.93 Å. In the ninth C site, C(20) is bonded in a distorted single-bond geometry to one C(28) and one H(14) atom. The C(20)-C(28) bond length is 1.37 Å. The C(20)-H(14) bond length is 0.93 Å. In the tenth C site, C(22) is bonded in a bent 120 degrees geometry to one C(29), one O(10), and one O(3) atom. The C(22)-C(29) bond length is 1.49 Å. The C(22)-O(10) bond length is 1.27 Å. The C(22)-O(3) bond length is 1.26 Å. In the eleventh C site, C(25) is bonded in a distorted single-bond geometry to one C(28) and one H(17) atom. The C(25)-C(28) bond length is 1.40 Å. The C(25)-H(17) bond length is 0.93 Å. In the twelfth C site, C(26) is bonded in a distorted bent 120 degrees geometry to one C(14), one O(12), and one O(2) atom. The C(26)-O(12) bond length is 1.17 Å. The C(26)-O(2) bond length is 1.27 Å. In the thirteenth C site, C(28) is bonded in a trigonal planar geometry to one C(20), one C(25), and one C(31) atom. The C(28)-C(31) bond length is 1.45 Å. In the fourteenth C site, C(29) is bonded in a trigonal planar geometry to one C(16), one C(22), and one C(36) atom. The C(29)-C(36) bond length is 1.39 Å. In the fifteenth C site, C(30) is bonded in a distorted trigonal planar geometry to one C(19), one C(33), and one O(7) atom. The C(30)-C(33) bond length is 1.40 Å. The C(30)-O(7) bond length is 1.36 Å. In the sixteenth C site, C(31) is bonded in a distorted bent 120 degrees geometry to one C(28), one O(6), and one O(8) atom. The C(31)-O(6) bond length is 1.29 Å. The C(31)-O(8) bond length is 1.27 Å. In the seventeenth C site, C(33) is bonded in a distorted single-bond geometry to one C(30) and one H(19) atom. The C(33)-H(19) bond length is 0.93 Å. In the eighteenth C site, C(34) is bonded in a distorted single-bond geometry to one O(7) atom. The C(34)-O(7) bond length is 1.39 Å. In the nineteenth C site, C(35) is bonded in a distorted single-bond geometry to one C(14) and one H(20) atom. The C(35)-H(20) bond length is 0.93 Å. In the twentieth C site, C(36) is bonded in a distorted single-bond geometry to one C(29) and one H(21) atom. The C(36)-H(21) bond length is 0.93 Å. There are ten 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(3) atom. In the third H site, H(8) is bonded in a single-bond geometry to one C(11) atom. In the fourth H site, H(11) is bonded in a single-bond geometry to one C(16) atom. In the fifth H site, H(13) is bonded in a single-bond geometry to one C(19) atom. In the sixth H site, H(14) is bonded in a single-bond geometry to one C(20) atom. In the seventh H site, H(17) is bonded in a single-bond geometry to one C(25) atom. In the eighth H site, H(19) is bonded in a single-bond geometry to one C(33) atom. In the ninth H site, H(20) is bonded in a single-bond geometry to one C(35) atom. In the tenth H site, H(21) is bonded in a single-bond geometry to one C(36) atom. There are nine inequivalent O sites. In the first O site, O(2) is bonded in an L-shaped geometry to one Cd(2) and one C(26) atom. In the second O site, O(3) is bonded in a distorted L-shaped geometry to one Cd(2) and one C(22) atom. In the third O site, O(5) is bonded in a distorted bent 150 degrees geometry to one Cd(2) and one C(17) atom. In the fourth O site, O(6) is bonded in a water-like geometry to one Cd(2) and one C(31) atom. In the fifth O site, O(7) is bonded in a bent 120 degrees geometry to one C(30) and one C(34) atom. In the sixth O site, O(8) is bonded in a 3-coordinate geometry to one Cd(2), one Cd(4), and one C(31) atom. In the seventh O site, O(10) is bonded in a distorted T-shaped geometry to one Cd(2), one Cd(4), and one C(22) atom. In the eighth O site, O(12) is bonded in a distorted L-shaped geometry to one Cd(2) and one C(26) atom. In the ninth O site, O(14) is bonded in a distorted bent 120 degrees geometry to one Cd(4) and one C(17) atom. Linkers: 8 [O]C(=O)c1ccc(Oc2ccc(C([O])=O)cc2)cc1. Metal clusters: 2 [C]1O[Cd]23(O1)O[C]O[Cd]14(O[C]O2)(O[C]O3)O[C]O[Cd]2(O[C]O2)(O[C]O1)O[C]O4. RCSR code: pcu. The MOF has largest included sphere 5.89 A, density 1.05 g/cm3, surface area 4098.80 m2/g, accessible volume 0.58 cm3/g