CuCdC20N4H16(OCl)2(CH)6 crystallizes in the triclinic P-1 space group. The structure consists of twelve 02329_fluka molecules inside a CuCdC20N4H16(OCl)2 framework. In the CuCdC20N4H16(OCl)2 framework, there are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a square co-planar geometry to two equivalent N(1) and two equivalent O(1) atoms. Both Cu(1)-N(1) bond lengths are 2.00 Å. Both Cu(1)-O(1) bond lengths are 1.94 Å. In the second Cu site, Cu(2) is bonded in a square co-planar geometry to two equivalent N(2) and two equivalent O(2) atoms. Both Cu(2)-N(2) bond lengths are 2.00 Å. Both Cu(2)-O(2) bond lengths are 1.94 Å. Cd(1) is bonded to one N(3), one N(4), two equivalent Cl(1), and two equivalent Cl(2) atoms to form edge-sharing CdN2Cl4 octahedra. The Cd(1)-N(3) bond length is 2.40 Å. The Cd(1)-N(4) bond length is 2.39 Å. There is one shorter (2.62 Å) and one longer (2.68 Å) Cd(1)-Cl(1) bond length. There is one shorter (2.61 Å) and one longer (2.69 Å) Cd(1)-Cl(2) bond length. There are nineteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one C(11) and one O(1) atom. The C(1)-C(11) bond length is 1.43 Å. The C(1)-O(1) bond length is 1.31 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(12) and one O(2) atom. The C(2)-C(12) bond length is 1.43 Å. The C(2)-O(2) bond length is 1.31 Å. In the third C site, C(9,10) is bonded in a distorted single-bond geometry to one C(11) and one H(7,8) atom. The C(9,10)-C(11) bond length is 1.42 Å. The C(9,10)-H(7,8) bond length is 1.09 Å. In the fourth C site, C(11) is bonded in a trigonal planar geometry to one C(1); one C(13); and one C(9,10) atom. The C(11)-C(13) bond length is 1.42 Å. In the fifth C site, C(12) is bonded in a trigonal planar geometry to one C(14); one C(2); and one C(9,10) atom. The C(12)-C(14) bond length is 1.42 Å. The C(12)-C(9,10) bond length is 1.42 Å. In the sixth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one C(11); one N(1); and one H(9,10) atom. The C(13)-N(1) bond length is 1.31 Å. The C(13)-H(9,10) bond length is 1.10 Å. In the seventh C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(12); one N(2); and one H(9,10) atom. The C(14)-N(2) bond length is 1.31 Å. The C(14)-H(9,10) bond length is 1.10 Å. In the eighth C site, C(15) is bonded in a distorted trigonal non-coplanar geometry to one C(17), one N(1), one H(11), and one H(13) atom. The C(15)-C(17) bond length is 1.51 Å. The C(15)-N(1) bond length is 1.48 Å. The C(15)-H(11) bond length is 1.10 Å. The C(15)-H(13) bond length is 1.09 Å. In the ninth C site, C(16) is bonded in a distorted trigonal non-coplanar geometry to one C(18), one N(2), one H(12), and one H(14) atom. The C(16)-C(18) bond length is 1.51 Å. The C(16)-N(2) bond length is 1.48 Å. The C(16)-H(12) bond length is 1.10 Å. The C(16)-H(14) bond length is 1.09 Å. In the tenth C site, C(17) is bonded in a trigonal planar geometry to one C(15), one C(19), and one C(25) atom. The C(17)-C(19) bond length is 1.40 Å. The C(17)-C(25) bond length is 1.40 Å. In the eleventh C site, C(18) is bonded in a trigonal planar geometry to one C(16), one C(20), and one C(26) atom. The C(18)-C(20) bond length is 1.40 Å. The C(18)-C(26) bond length is 1.40 Å. In the twelfth C site, C(19) is bonded in a distorted single-bond geometry to one C(17), one C(21), and one H(15) atom. The C(19)-C(21) bond length is 1.39 Å. The C(19)-H(15) bond length is 1.09 Å. In the thirteenth C site, C(20) is bonded in a distorted single-bond geometry to one C(18), one C(22), and one H(16) atom. The C(20)-C(22) bond length is 1.39 Å. The C(20)-H(16) bond length is 1.09 Å. In the fourteenth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(19), one C(23), and one H(17) atom. The C(21)-C(23) bond length is 1.39 Å. The C(21)-H(17) bond length is 1.09 Å. In the fifteenth C site, C(22) is bonded in a distorted trigonal planar geometry to one C(20), one C(24), and one H(18) atom. The C(22)-C(24) bond length is 1.39 Å. The C(22)-H(18) bond length is 1.09 Å. In the sixteenth C site, C(23) is bonded in a distorted bent 120 degrees geometry to one C(21), one N(3), and one H(19) atom. The C(23)-N(3) bond length is 1.34 Å. The C(23)-H(19) bond length is 1.09 Å. In the seventeenth C site, C(24) is bonded in a distorted bent 120 degrees geometry to one C(22), one N(4), and one H(20) atom. The C(24)-N(4) bond length is 1.34 Å. The C(24)-H(20) bond length is 1.09 Å. In the eighteenth C site, C(25) is bonded in a distorted bent 120 degrees geometry to one C(17), one N(3), and one H(21) atom. The C(25)-N(3) bond length is 1.34 Å. The C(25)-H(21) bond length is 1.09 Å. In the nineteenth C site, C(26) is bonded in a distorted bent 120 degrees geometry to one C(18), one N(4), and one H(22) atom. The C(26)-N(4) bond length is 1.34 Å. The C(26)-H(22) bond length is 1.09 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(13), and one C(15) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Cu(2), one C(14), and one C(16) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Cd(1), one C(23), and one C(25) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Cd(1), one C(24), and one C(26) atom. There are fourteen inequivalent H sites. In the first H site, H(7,8) is bonded in a single-bond geometry to one C(9,10) atom. In the second H site, H(9,10) is bonded in a single-bond geometry to one C(13) atom. In the third H site, H(11) is bonded in a single-bond geometry to one C(15) atom. In the fourth H site, H(12) 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(15) atom. In the sixth H site, H(14) is bonded in a single-bond geometry to one C(16) atom. In the seventh H site, H(15) is bonded in a single-bond geometry to one C(19) atom. In the eighth H site, H(16) is bonded in a single-bond geometry to one C(20) atom. In the ninth H site, H(17) is bonded in a single-bond geometry to one C(21) atom. In the tenth H site, H(18) is bonded in a single-bond geometry to one C(22) atom. In the eleventh H site, H(19) is bonded in a single-bond geometry to one C(23) atom. In the twelfth H site, H(20) is bonded in a single-bond geometry to one C(24) atom. In the thirteenth H site, H(21) is bonded in a single-bond geometry to one C(25) atom. In the fourteenth H site, H(22) is bonded in a single-bond geometry to one C(26) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Cu(1) and one C(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Cu(2) and one C(2) atom. There are two inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in an L-shaped geometry to two equivalent Cd(1) atoms. In the second Cl site, Cl(2) is bonded in an L-shaped geometry to two equivalent Cd(1) atoms. Linkers: 1 [CH]1C=CC=C2O[Cu@@]3(O[C]4C=CC=CC4=CN3Cc3cccnc3)N(Cc3cccnc3)C=C12 ,1 [CH]1C=CC=C2O[Cu@]3(O[C]4C=CC=CC4=CN3Cc3cccnc3)N(Cc3cccnc3)C=C12. Metal clusters: 2 [Cd]. The MOF has largest included sphere 5.42 A, density 1.59 g/cm3, surface area 4292.22 m2/g, accessible volume 0.15 cm3/g