CdC9N3H4O4CH crystallizes in the triclinic P1 space group. The structure consists of four 02329_fluka molecules inside a CdC9N3H4O4 framework. In the CdC9N3H4O4 framework, there are four inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 6-coordinate geometry to one N(1), one N(12), one N(8), one O(1), one O(11), and one O(15) atom. The Cd(1)-N(1) bond length is 2.35 Å. The Cd(1)-N(12) bond length is 2.40 Å. The Cd(1)-N(8) bond length is 2.26 Å. The Cd(1)-O(1) bond length is 2.40 Å. The Cd(1)-O(11) bond length is 2.72 Å. The Cd(1)-O(15) bond length is 2.28 Å. In the second Cd site, Cd(2) is bonded in a 6-coordinate geometry to one N(11), one N(2), one N(7), one O(12), one O(16), and one O(2) atom. The Cd(2)-N(11) bond length is 2.40 Å. The Cd(2)-N(2) bond length is 2.35 Å. The Cd(2)-N(7) bond length is 2.25 Å. The Cd(2)-O(12) bond length is 2.72 Å. The Cd(2)-O(16) bond length is 2.28 Å. The Cd(2)-O(2) bond length is 2.40 Å. In the third Cd site, Cd(3) is bonded in a 6-coordinate geometry to one N(10), one N(3), one N(6), one O(13), one O(3), and one O(9) atom. The Cd(3)-N(10) bond length is 2.40 Å. The Cd(3)-N(3) bond length is 2.35 Å. The Cd(3)-N(6) bond length is 2.26 Å. The Cd(3)-O(13) bond length is 2.28 Å. The Cd(3)-O(3) bond length is 2.40 Å. The Cd(3)-O(9) bond length is 2.72 Å. In the fourth Cd site, Cd(4) is bonded in a 6-coordinate geometry to one N(4), one N(5), one N(9), one O(10), one O(14), and one O(4) atom. The Cd(4)-N(4) bond length is 2.35 Å. The Cd(4)-N(5) bond length is 2.26 Å. The Cd(4)-N(9) bond length is 2.40 Å. The Cd(4)-O(10) bond length is 2.71 Å. The Cd(4)-O(14) bond length is 2.29 Å. The Cd(4)-O(4) bond length is 2.40 Å. There are twenty-six inequivalent C sites. In the first C site, C(1,2) is bonded in a bent 120 degrees geometry to one C(5), one O(1), and one O(5) atom. The C(1,2)-C(5) bond length is 1.47 Å. The C(1,2)-O(1) bond length is 1.25 Å. The C(1,2)-O(5) bond length is 1.32 Å. In the second C site, C(3) is bonded in a bent 120 degrees geometry to one C(7), one O(3), and one O(7) atom. The C(3)-C(7) bond length is 1.47 Å. The C(3)-O(3) bond length is 1.25 Å. The C(3)-O(7) bond length is 1.32 Å. In the third C site, C(4) is bonded in a bent 120 degrees geometry to one C(8), one O(4), and one O(8) atom. The C(4)-C(8) bond length is 1.47 Å. The C(4)-O(4) bond length is 1.25 Å. The C(4)-O(8) bond length is 1.32 Å. In the fourth C site, C(5) is bonded in a distorted single-bond geometry to one C(1,2); one C(9,10); and one N(1) atom. The C(5)-C(9,10) bond length is 1.41 Å. The C(5)-N(1) bond length is 1.37 Å. In the fifth C site, C(6) is bonded in a distorted single-bond geometry to one C(1,2); one C(9,10); and one N(2) atom. The C(6)-C(1,2) bond length is 1.47 Å. The C(6)-C(9,10) bond length is 1.41 Å. The C(6)-N(2) bond length is 1.37 Å. In the sixth C site, C(7) is bonded in a distorted single-bond geometry to one C(11), one C(3), and one N(3) atom. The C(7)-C(11) bond length is 1.41 Å. The C(7)-N(3) bond length is 1.37 Å. In the seventh C site, C(8) is bonded in a distorted single-bond geometry to one C(12), one C(4), and one N(4) atom. The C(8)-C(12) bond length is 1.41 Å. The C(8)-N(4) bond length is 1.37 Å. In the eighth C site, C(9,10) is bonded in a distorted single-bond geometry to one C(5) and one N(5) atom. The C(9,10)-N(5) bond length is 1.36 Å. In the ninth C site, C(11) is bonded in a distorted single-bond geometry to one C(7) and one N(7) atom. The C(11)-N(7) bond length is 1.36 Å. In the tenth C site, C(12) is bonded in a distorted single-bond geometry to one C(8) and one N(8) atom. The C(12)-N(8) bond length is 1.36 Å. In the eleventh C site, C(13) is bonded in a distorted bent 120 degrees geometry to one O(13) and one O(9) atom. The C(13)-O(13) bond length is 1.28 Å. The C(13)-O(9) bond length is 1.28 Å. In the twelfth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(14) atom. The C(14)-O(10) bond length is 1.28 Å. The C(14)-O(14) bond length is 1.28 Å. In the thirteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(15) atom. The C(15)-O(11) bond length is 1.28 Å. The C(15)-O(15) bond length is 1.28 Å. In the fourteenth C site, C(16) is bonded in a distorted bent 120 degrees geometry to one O(12) and one O(16) atom. The C(16)-O(12) bond length is 1.28 Å. The C(16)-O(16) bond length is 1.28 Å. In the fifteenth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(21), one N(1), and one N(5) atom. The C(17)-C(21) bond length is 1.47 Å. The C(17)-N(1) bond length is 1.36 Å. The C(17)-N(5) bond length is 1.35 Å. In the sixteenth C site, C(18,20) is bonded in a distorted trigonal planar geometry to one C(22), one N(2), and one N(6) atom. The C(18,20)-C(22) bond length is 1.47 Å. The C(18,20)-N(2) bond length is 1.36 Å. The C(18,20)-N(6) bond length is 1.35 Å. In the seventeenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(23), one N(3), and one N(7) atom. The C(19)-C(23) bond length is 1.47 Å. The C(19)-N(3) bond length is 1.36 Å. The C(19)-N(7) bond length is 1.35 Å. In the eighteenth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(17); one C(25,26,28); and one N(9) atom. The C(21)-C(25,26,28) bond length is 1.40 Å. The C(21)-N(9) bond length is 1.36 Å. In the nineteenth C site, C(22) is bonded in a distorted trigonal planar geometry to one C(18,20); one C(25,26,28); and one N(10) atom. The C(22)-C(25,26,28) bond length is 1.40 Å. The C(22)-N(10) bond length is 1.36 Å. In the twentieth C site, C(23) is bonded in a distorted trigonal planar geometry to one C(19), one C(27), and one N(11) atom. The C(23)-C(27) bond length is 1.40 Å. The C(23)-N(11) bond length is 1.36 Å. In the twenty-first C site, C(24) is bonded in a distorted trigonal planar geometry to one C(18,20); one C(25,26,28); and one N(12) atom. The C(24)-C(18,20) bond length is 1.47 Å. The C(24)-C(25,26,28) bond length is 1.40 Å. The C(24)-N(12) bond length is 1.36 Å. In the twenty-second C site, C(25,26,28) is bonded in a distorted single-bond geometry to one C(21) and one H(5,6,7) atom. The C(25,26,28)-H(5,6,7) bond length is 1.09 Å. In the twenty-third C site, C(27) is bonded in a distorted single-bond geometry to one C(23) and one H(5,6,7) atom. The C(27)-H(5,6,7) bond length is 1.09 Å. In the twenty-fourth C site, C(33,34,36) is bonded in a distorted single-bond geometry to one C(37,38,39,40) and one H(13,14,15,16) atom. The C(33,34,36)-C(37,38,39,40) bond length is 1.39 Å. The C(33,34,36)-H(13,14,15,16) bond length is 1.09 Å. In the twenty-fifth C site, C(35) is bonded in a distorted single-bond geometry to one C(37,38,39,40) and one H(13,14,15,16) atom. The C(35)-C(37,38,39,40) bond length is 1.39 Å. The C(35)-H(13,14,15,16) bond length is 1.09 Å. In the twenty-sixth C site, C(37,38,39,40) is bonded in a distorted trigonal planar geometry to one C(33,34,36); one N(9); and one H(17,18,20) atom. The C(37,38,39,40)-N(9) bond length is 1.34 Å. The C(37,38,39,40)-H(17,18,20) bond length is 1.09 Å. There are twelve inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Cd(1), one C(17), and one C(5) atom. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one Cd(2); one C(18,20); and one C(6) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Cd(3), one C(19), and one C(7) atom. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one Cd(4); one C(18,20); and one C(8) atom. The N(4)-C(18,20) bond length is 1.36 Å. In the fifth N site, N(5) is bonded in a distorted trigonal planar geometry to one Cd(4); one C(17); and one C(9,10) atom. In the sixth N site, N(6) is bonded in a distorted trigonal planar geometry to one Cd(3); one C(18,20); and one C(9,10) atom. The N(6)-C(9,10) bond length is 1.36 Å. In the seventh N site, N(7) is bonded in a distorted trigonal planar geometry to one Cd(2), one C(11), and one C(19) atom. In the eighth N site, N(8) is bonded in a distorted trigonal planar geometry to one Cd(1); one C(12); and one C(18,20) atom. The N(8)-C(18,20) bond length is 1.35 Å. In the ninth N site, N(9) is bonded in a trigonal planar geometry to one Cd(4); one C(21); and one C(37,38,39,40) atom. In the tenth N site, N(10) is bonded in a trigonal planar geometry to one Cd(3); one C(22); and one C(37,38,39,40) atom. The N(10)-C(37,38,39,40) bond length is 1.34 Å. In the eleventh N site, N(11) is bonded in a trigonal planar geometry to one Cd(2); one C(23); and one C(37,38,39,40) atom. The N(11)-C(37,38,39,40) bond length is 1.34 Å. In the twelfth N site, N(12) is bonded in a trigonal planar geometry to one Cd(1); one C(24); and one C(37,38,39,40) atom. The N(12)-C(37,38,39,40) bond length is 1.34 Å. There are nine inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(5) and one O(9) atom. The H(1)-O(5) bond length is 1.06 Å. The H(1)-O(9) bond length is 1.44 Å. In the second H site, H(2) is bonded in a linear geometry to one O(10) and one O(6) atom. The H(2)-O(10) bond length is 1.44 Å. The H(2)-O(6) bond length is 1.06 Å. In the third H site, H(3) is bonded in a linear geometry to one O(11) and one O(7) atom. The H(3)-O(11) bond length is 1.43 Å. The H(3)-O(7) bond length is 1.06 Å. In the fourth H site, H(4) is bonded in a linear geometry to one O(12) and one O(8) atom. The H(4)-O(12) bond length is 1.44 Å. The H(4)-O(8) bond length is 1.06 Å. In the fifth H site, H(5,6,7) is bonded in a single-bond geometry to one C(25,26,28) atom. In the sixth H site, H(8) is bonded in a single-bond geometry to one C(25,26,28) atom. The H(8)-C(25,26,28) bond length is 1.09 Å. In the seventh H site, H(13,14,15,16) is bonded in a single-bond geometry to one C(33,34,36) atom. In the eighth H site, H(17,18,20) is bonded in a single-bond geometry to one C(37,38,39,40) atom. In the ninth H site, H(19) is bonded in a single-bond geometry to one C(37,38,39,40) atom. The H(19)-C(37,38,39,40) bond length is 1.09 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Cd(1) and one C(1,2) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cd(2) and one C(1,2) atom. The O(2)-C(1,2) bond length is 1.25 Å. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Cd(3) and one C(3) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Cd(4) and one C(4) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one C(1,2) and one H(1) atom. In the sixth O site, O(6) is bonded in a water-like geometry to one C(1,2) and one H(2) atom. The O(6)-C(1,2) bond length is 1.32 Å. In the seventh O site, O(7) is bonded in a water-like geometry to one C(3) and one H(3) atom. In the eighth O site, O(8) is bonded in a water-like geometry to one C(4) and one H(4) atom. In the ninth O site, O(9) is bonded in a water-like geometry to one Cd(3), one C(13), and one H(1) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one Cd(4), one C(14), and one H(2) atom. In the eleventh O site, O(11) is bonded in a water-like geometry to one Cd(1), one C(15), and one H(3) atom. In the twelfth O site, O(12) is bonded in a water-like geometry to one Cd(2), one C(16), and one H(4) atom. In the thirteenth O site, O(13) is bonded in a distorted water-like geometry to one Cd(3) and one C(13) atom. In the fourteenth O site, O(14) is bonded in a distorted water-like geometry to one Cd(4) and one C(14) atom. In the fifteenth O site, O(15) is bonded in a distorted water-like geometry to one Cd(1) and one C(15) atom. In the sixteenth O site, O(16) is bonded in a distorted water-like geometry to one Cd(2) and one C(16) atom. Linkers: 4 [O]C(=O)C1=NC(c2ccccn2)=N[C]1C(=O)O ,1 O=[C]C1=[C][N]C(c2ccccn2)=N1 ,1 [O]C(=O)C1=NC(c2cc[c]cn2)=N[C]1C(=O)O. Metal clusters: 4 [Cd]. The MOF has largest included sphere 3.42 A, density 2.09 g/cm3, surface area 3267.79 m2/g, accessible volume 0.14 cm3/g