CdH12(C2N)6(CdC36H24(N2O)2)3 is Indium-like structured and crystallizes in the trigonal R-3 space group. The structure is zero-dimensional and consists of nine CdC36H24(N2O)2 clusters and three CdH12(C2N)6 clusters. In each CdC36H24(N2O)2 cluster, Cd(1) is bonded in an octahedral geometry to two equivalent N(2), two equivalent N(3), and two equivalent O(1) atoms. Both Cd(1)-N(2) bond lengths are 2.38 Å. Both Cd(1)-N(3) bond lengths are 2.38 Å. Both Cd(1)-O(1) bond lengths are 2.21 Å. There are eighteen inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(13), one C(8), and one C(9) atom. The C(1)-C(13) bond length is 1.41 Å. The C(1)-C(8) bond length is 1.41 Å. The C(1)-C(9) bond length is 1.43 Å. In the second C site, C(2) is bonded in a trigonal non-coplanar geometry to one C(16); one H(12); and two equivalent H(4,8) atoms. The C(2)-C(16) bond length is 1.50 Å. The C(2)-H(12) bond length is 0.96 Å. Both C(2)-H(4,8) bond lengths are 0.96 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(4), one C(8), and one O(1) atom. The C(3)-C(4) bond length is 1.41 Å. The C(3)-C(8) bond length is 1.46 Å. The C(3)-O(1) bond length is 1.29 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(12), one C(18), and one C(3) atom. The C(4)-C(12) bond length is 1.48 Å. The C(4)-C(18) bond length is 1.41 Å. In the fifth C site, C(6) is bonded in a distorted single-bond geometry to one C(12) and one H(6,9) atom. The C(6)-C(12) bond length is 1.40 Å. The C(6)-H(6,9) bond length is 0.93 Å. In the sixth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(1), one C(3), and one N(2) atom. The C(8)-N(2) bond length is 1.36 Å. In the seventh C site, C(9) is bonded in a trigonal planar geometry to one C(1), one C(15), and one C(18) atom. The C(9)-C(15) bond length is 1.48 Å. The C(9)-C(18) bond length is 1.37 Å. In the eighth C site, C(7) is bonded in a distorted single-bond geometry to one C(16) and one H(1) atom. The C(7)-C(16) bond length is 1.40 Å. The C(7)-H(1) bond length is 0.93 Å. In the ninth C site, C(11) is bonded in a single-bond geometry to one C(12) and one H(6,9) atom. The C(11)-C(12) bond length is 1.40 Å. The C(11)-H(6,9) bond length is 0.93 Å. In the tenth C site, C(12) is bonded in a trigonal planar geometry to one C(11), one C(4), and one C(6) atom. In the eleventh C site, C(13) is bonded in a distorted single-bond geometry to one C(1) and one H(13) atom. The C(13)-H(13) bond length is 0.93 Å. In the twelfth C site, C(14) is bonded in a distorted single-bond geometry to one C(15) and one H(5) atom. The C(14)-C(15) bond length is 1.36 Å. The C(14)-H(5) bond length is 0.93 Å. In the thirteenth C site, C(15) is bonded in a trigonal planar geometry to one C(14), one C(19), and one C(9) atom. The C(15)-C(19) bond length is 1.43 Å. In the fourteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(2), one C(7), and one N(2) atom. The C(16)-N(2) bond length is 1.32 Å. In the fifteenth C site, C(17) is bonded in a distorted bent 120 degrees geometry to one N(3) and one H(14) atom. The C(17)-N(3) bond length is 1.37 Å. The C(17)-H(14) bond length is 0.93 Å. In the sixteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(4), one C(9), and one H(10) atom. The C(18)-H(10) bond length is 0.93 Å. In the seventeenth C site, C(19) is bonded in a distorted single-bond geometry to one C(15) and one H(7) atom. The C(19)-H(7) bond length is 0.93 Å. In the eighteenth C site, C(20) is bonded in a distorted bent 120 degrees geometry to one N(3) and one H(2) atom. The C(20)-N(3) bond length is 1.28 Å. The C(20)-H(2) bond length is 0.93 Å. There are two inequivalent N sites. In the first N site, N(2) is bonded in a trigonal planar geometry to one Cd(1), one C(16), and one C(8) atom. In the second N site, N(3) is bonded in a trigonal planar geometry to one Cd(1), one C(17), and one C(20) atom. There are ten inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(7) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(20) atom. In the third H site, H(4,8) is bonded in a single-bond geometry to one C(2) atom. In the fourth H site, H(6,9) is bonded in a single-bond geometry to one C(6) atom. In the fifth H site, H(7) is bonded in a single-bond geometry to one C(19) atom. In the sixth H site, H(10) is bonded in a single-bond geometry to one C(18) atom. In the seventh H site, H(5) is bonded in a single-bond geometry to one C(14) atom. In the eighth H site, H(12) is bonded in a single-bond geometry to one C(2) atom. In the ninth H site, H(13) is bonded in a single-bond geometry to one C(13) atom. In the tenth H site, H(14) is bonded in a single-bond geometry to one C(17) atom. O(1) is bonded in a bent 120 degrees geometry to one Cd(1) and one C(3) atom. In each CdH12(C2N)6 cluster, Cd(2) is bonded in an octahedral geometry to six equivalent N(1) atoms. All Cd(2)-N(1) bond lengths are 2.38 Å. There are two inequivalent C sites. In the first C site, C(5) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(3) atom. The C(5)-N(1) bond length is 1.33 Å. The C(5)-H(3) bond length is 0.93 Å. In the second C site, C(10) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(11) atom. The C(10)-N(1) bond length is 1.35 Å. The C(10)-H(11) bond length is 0.93 Å. N(1) is bonded in a trigonal planar geometry to one Cd(2), one C(10), and one C(5) atom. There are two inequivalent H sites. In the first H site, H(3) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(11) is bonded in a single-bond geometry to one C(10) atom. Linkers: 6 Cc1ccc2c(-c3ccncc3)cc(-c3ccncc3)c([O])c2n1. Metal clusters: 4 [Cd]. The MOF has largest included sphere 4.66 A, density 1.17 g/cm3, surface area 4389.03 m2/g, accessible volume 0.36 cm3/g