CdC30H18(NO)4(CH)4 crystallizes in the monoclinic C2/m space group. The structure consists of sixteen 02329_fluka molecules inside a CdC30H18(NO)4 framework. In the CdC30H18(NO)4 framework, Cd(1) is bonded in a 6-coordinate geometry to two equivalent N(1), one O(1), one O(2), and two equivalent O(3) atoms. Both Cd(1)-N(1) bond lengths are 2.28 Å. The Cd(1)-O(1) bond length is 2.27 Å. The Cd(1)-O(2) bond length is 2.55 Å. Both Cd(1)-O(3) bond lengths are 2.42 Å. There are twenty inequivalent C sites. In the first C site, C(14) is bonded in a trigonal planar geometry to one C(12), one C(13), and one C(15) atom. The C(14)-C(12) bond length is 1.45 Å. The C(14)-C(13) bond length is 1.41 Å. The C(14)-C(15) bond length is 1.43 Å. In the second C site, C(15) is bonded in a distorted single-bond geometry to one C(14) and one H(9) atom. The C(15)-H(9) bond length is 1.09 Å. In the third C site, C(18) is bonded in a bent 120 degrees geometry to one C(19) and two equivalent O(3) atoms. The C(18)-C(19) bond length is 1.49 Å. Both C(18)-O(3) bond lengths are 1.28 Å. In the fourth C site, C(19) is bonded in a trigonal planar geometry to one C(18) and two equivalent C(20) atoms. Both C(19)-C(20) bond lengths are 1.40 Å. In the fifth C site, C(20) is bonded in a distorted single-bond geometry to one C(19), one C(21), and one H(12) atom. The C(20)-C(21) bond length is 1.39 Å. The C(20)-H(12) bond length is 1.09 Å. In the sixth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(20), one C(22), and one H(13) atom. The C(21)-C(22) bond length is 1.41 Å. The C(21)-H(13) bond length is 1.09 Å. In the seventh C site, C(22) is bonded in a trigonal planar geometry to one C(22) and two equivalent C(21) atoms. The C(22)-C(22) bond length is 1.48 Å. In the eighth C site, C(1) is bonded in a bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(1)-C(2) bond length is 1.49 Å. The C(1)-O(1) bond length is 1.29 Å. The C(1)-O(2) bond length is 1.27 Å. In the ninth 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 1.40 Å. The C(2)-C(7) bond length is 1.40 Å. In the tenth C site, C(3) is bonded in a single-bond geometry to one C(2) and one H(1) atom. The C(3)-H(1) bond length is 1.09 Å. In the eleventh C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(2) atom. The C(4)-C(5) bond length is 1.41 Å. The C(4)-H(2) bond length is 1.09 Å. In the twelfth C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(5), and one C(6) atom. The C(5)-C(5) bond length is 1.48 Å. The C(5)-C(6) bond length is 1.41 Å. In the thirteenth C site, C(6) is bonded in a single-bond geometry to one C(5), one C(7), and one H(3) atom. The C(6)-C(7) bond length is 1.39 Å. The C(6)-H(3) bond length is 1.09 Å. In the fourteenth C site, C(7) is bonded in a distorted trigonal planar geometry to one C(2), one C(6), and one H(4) atom. The C(7)-H(4) bond length is 1.09 Å. In the fifteenth C site, C(8) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(5) atom. The C(8)-N(1) bond length is 1.33 Å. The C(8)-N(2) bond length is 1.36 Å. The C(8)-H(5) bond length is 1.08 Å. In the sixteenth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(10), one N(2), and one H(6) atom. The C(9)-C(10) bond length is 1.38 Å. The C(9)-N(2) bond length is 1.39 Å. The C(9)-H(6) bond length is 1.08 Å. In the seventeenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(9), one N(1), and one H(7) atom. The C(10)-N(1) bond length is 1.38 Å. The C(10)-H(7) bond length is 1.08 Å. In the eighteenth C site, C(11) is bonded in a distorted single-bond geometry to one C(12) and one H(8) atom. The C(11)-C(12) bond length is 1.43 Å. The C(11)-H(8) bond length is 1.09 Å. In the nineteenth C site, C(12) is bonded in a trigonal planar geometry to one C(11), one C(13), and one C(14) atom. The C(12)-C(13) bond length is 1.41 Å. In the twentieth C site, C(13) is bonded in a distorted single-bond geometry to one C(12), one C(14), and one N(2) atom. The C(13)-N(2) bond length is 1.43 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Cd(1), one C(10), and one C(8) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(13), one C(8), and one C(9) atom. There are eleven 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(2) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(6) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(7) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(9) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(10) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(11) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(15) atom. In the tenth H site, H(12) is bonded in a single-bond geometry to one C(20) atom. In the eleventh H site, H(13) is bonded in a single-bond geometry to one C(21) atom. There are three inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one Cd(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Cd(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted L-shaped geometry to one Cd(1) and one C(18) atom. Linkers: 2 c1ccc2c(-n3ccnc3)c3ccccc3c(-n3ccnc3)c2c1 ,2 [O]C(=O)c1ccc(-c2ccc(C([O])=O)cc2)cc1. Metal clusters: 2 O=[C]O[Cd]1O[C]O1. The MOF has largest included sphere 7.20 A, density 0.82 g/cm3, surface area 4794.08 m2/g, accessible volume 0.69 cm3/g