CdC13NH7O4 crystallizes in the triclinic P-1 space group. There are three inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a distorted trigonal bipyramidal geometry to one N(2); one O(10); one O(2); one O(4); and one O(7,8) atom. The Cd(1)-N(2) bond length is 2.34 Å. The Cd(1)-O(10) bond length is 2.34 Å. The Cd(1)-O(2) bond length is 2.22 Å. The Cd(1)-O(4) bond length is 2.25 Å. The Cd(1)-O(7,8) bond length is 2.49 Å. In the second Cd site, Cd(2) is bonded in a distorted trigonal bipyramidal geometry to one N(3); one O(11); one O(3); one O(5); and one O(7,8) atom. The Cd(2)-N(3) bond length is 2.34 Å. The Cd(2)-O(11) bond length is 2.34 Å. The Cd(2)-O(3) bond length is 2.22 Å. The Cd(2)-O(5) bond length is 2.25 Å. The Cd(2)-O(7,8) bond length is 2.49 Å. In the third Cd site, Cd(3) is bonded in a distorted trigonal bipyramidal geometry to one N(1), one O(1), one O(12), one O(6), and one O(9) atom. The Cd(3)-N(1) bond length is 2.34 Å. The Cd(3)-O(1) bond length is 2.22 Å. The Cd(3)-O(12) bond length is 2.34 Å. The Cd(3)-O(6) bond length is 2.25 Å. The Cd(3)-O(9) bond length is 2.49 Å. There are twenty-eight inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(16,17,18); one C(31,32); and one C(4,5,6) atom. The C(1)-C(16,17,18) bond length is 1.40 Å. The C(1)-C(31,32) bond length is 1.49 Å. The C(1)-C(4,5,6) bond length is 1.42 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(16,17,18); one C(31,32); and one C(4,5,6) atom. The C(2)-C(16,17,18) bond length is 1.40 Å. The C(2)-C(31,32) bond length is 1.49 Å. The C(2)-C(4,5,6) bond length is 1.42 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(16,17,18); one C(33); and one C(4,5,6) atom. The C(3)-C(16,17,18) bond length is 1.40 Å. The C(3)-C(33) bond length is 1.49 Å. The C(3)-C(4,5,6) bond length is 1.42 Å. In the fourth C site, C(4,5,6) is bonded in a trigonal planar geometry to one C(1); one C(19); and one C(7,8,9) atom. The C(4,5,6)-C(19) bond length is 1.50 Å. The C(4,5,6)-C(7,8,9) bond length is 1.40 Å. In the fifth C site, C(7,8,9) is bonded in a distorted single-bond geometry to one C(10,11); one C(4,5,6); and one H(1,2,3) atom. The C(7,8,9)-C(10,11) bond length is 1.40 Å. The C(7,8,9)-H(1,2,3) bond length is 1.09 Å. In the sixth C site, C(10,11) is bonded in a trigonal planar geometry to one C(13,14,15); one C(22); and one C(7,8,9) atom. The C(10,11)-C(13,14,15) bond length is 1.40 Å. The C(10,11)-C(22) bond length is 1.50 Å. In the seventh C site, C(12) is bonded in a trigonal planar geometry to one C(13,14,15); one C(23,24); and one C(7,8,9) atom. The C(12)-C(13,14,15) bond length is 1.40 Å. The C(12)-C(23,24) bond length is 1.50 Å. The C(12)-C(7,8,9) bond length is 1.40 Å. In the eighth C site, C(13,14,15) is bonded in a distorted single-bond geometry to one C(10,11) and one H(4,5,6) atom. The C(13,14,15)-H(4,5,6) bond length is 1.09 Å. In the ninth C site, C(16,17,18) is bonded in a distorted single-bond geometry to one C(1) and one H(7,8,9) atom. The C(16,17,18)-H(7,8,9) bond length is 1.09 Å. In the tenth C site, C(19) is bonded in a distorted bent 120 degrees geometry to one C(4,5,6); one O(1); and one O(4) atom. The C(19)-O(1) bond length is 1.27 Å. The C(19)-O(4) bond length is 1.28 Å. In the eleventh C site, C(20) is bonded in a distorted bent 120 degrees geometry to one C(4,5,6); one O(2); and one O(5) atom. The C(20)-C(4,5,6) bond length is 1.50 Å. The C(20)-O(2) bond length is 1.27 Å. The C(20)-O(5) bond length is 1.28 Å. In the twelfth C site, C(21) is bonded in a distorted bent 120 degrees geometry to one C(4,5,6); one O(3); and one O(6) atom. The C(21)-C(4,5,6) bond length is 1.50 Å. The C(21)-O(3) bond length is 1.27 Å. The C(21)-O(6) bond length is 1.28 Å. In the thirteenth C site, C(22) is bonded in a distorted bent 120 degrees geometry to one C(10,11); one O(10); and one O(7,8) atom. The C(22)-O(10) bond length is 1.29 Å. The C(22)-O(7,8) bond length is 1.26 Å. In the fourteenth C site, C(23,24) is bonded in a distorted bent 120 degrees geometry to one C(10,11); one O(11); and one O(7,8) atom. The C(23,24)-C(10,11) bond length is 1.50 Å. The C(23,24)-O(11) bond length is 1.29 Å. The C(23,24)-O(7,8) bond length is 1.26 Å. In the fifteenth C site, C(25) is bonded in a distorted trigonal planar geometry to one C(28), one N(1), and one H(10) atom. The C(25)-C(28) bond length is 1.39 Å. The C(25)-N(1) bond length is 1.35 Å. The C(25)-H(10) bond length is 1.09 Å. In the sixteenth C site, C(26) is bonded in a distorted trigonal planar geometry to one C(29), one N(2), and one H(11) atom. The C(26)-C(29) bond length is 1.39 Å. The C(26)-N(2) bond length is 1.35 Å. The C(26)-H(11) bond length is 1.09 Å. In the seventeenth C site, C(27) is bonded in a distorted trigonal planar geometry to one C(30), one N(3), and one H(12) atom. The C(27)-C(30) bond length is 1.39 Å. The C(27)-N(3) bond length is 1.35 Å. The C(27)-H(12) bond length is 1.09 Å. In the eighteenth C site, C(28) is bonded in a distorted single-bond geometry to one C(25); one C(31,32); and one H(13,14,15) atom. The C(28)-C(31,32) bond length is 1.40 Å. The C(28)-H(13,14,15) bond length is 1.09 Å. In the nineteenth C site, C(29) is bonded in a distorted single-bond geometry to one C(26); one C(31,32); and one H(13,14,15) atom. The C(29)-C(31,32) bond length is 1.40 Å. The C(29)-H(13,14,15) bond length is 1.09 Å. In the twentieth C site, C(30) is bonded in a distorted single-bond geometry to one C(27); one C(33); and one H(13,14,15) atom. The C(30)-C(33) bond length is 1.40 Å. The C(30)-H(13,14,15) bond length is 1.09 Å. In the twenty-first C site, C(31,32) is bonded in a trigonal planar geometry to one C(1), one C(28), and one C(34) atom. The C(31,32)-C(34) bond length is 1.40 Å. In the twenty-second C site, C(33) is bonded in a trigonal planar geometry to one C(3), one C(30), and one C(36) atom. The C(33)-C(36) bond length is 1.40 Å. In the twenty-third C site, C(34) is bonded in a distorted single-bond geometry to one C(31,32); one C(37); and one H(16,17) atom. The C(34)-C(37) bond length is 1.39 Å. The C(34)-H(16,17) bond length is 1.09 Å. In the twenty-fourth C site, C(35) is bonded in a distorted single-bond geometry to one C(31,32); one C(38); and one H(16,17) atom. The C(35)-C(31,32) bond length is 1.40 Å. The C(35)-C(38) bond length is 1.39 Å. The C(35)-H(16,17) bond length is 1.09 Å. In the twenty-fifth C site, C(36) is bonded in a distorted single-bond geometry to one C(33), one C(39), and one H(18) atom. The C(36)-C(39) bond length is 1.39 Å. The C(36)-H(18) bond length is 1.09 Å. In the twenty-sixth C site, C(37) is bonded in a distorted trigonal planar geometry to one C(34), one N(1), and one H(19) atom. The C(37)-N(1) bond length is 1.35 Å. The C(37)-H(19) bond length is 1.09 Å. In the twenty-seventh C site, C(38) is bonded in a distorted trigonal planar geometry to one C(35); one N(2); and one H(20,21) atom. The C(38)-N(2) bond length is 1.35 Å. The C(38)-H(20,21) bond length is 1.09 Å. In the twenty-eighth C site, C(39) is bonded in a distorted trigonal planar geometry to one C(36); one N(3); and one H(20,21) atom. The C(39)-N(3) bond length is 1.35 Å. The C(39)-H(20,21) bond length is 1.09 Å. There are three inequivalent N sites. In the first N site, N(3) is bonded in a trigonal planar geometry to one Cd(2), one C(27), and one C(39) atom. In the second N site, N(1) is bonded in a trigonal planar geometry to one Cd(3), one C(25), and one C(37) atom. In the third N site, N(2) is bonded in a trigonal planar geometry to one Cd(1), one C(26), and one C(38) atom. There are eleven inequivalent H sites. In the first H site, H(1,2,3) is bonded in a single-bond geometry to one C(7,8,9) atom. In the second H site, H(4,5,6) is bonded in a single-bond geometry to one C(13,14,15) atom. In the third H site, H(7,8,9) is bonded in a single-bond geometry to one C(16,17,18) atom. In the fourth H site, H(10) is bonded in a single-bond geometry to one C(25) atom. In the fifth H site, H(11) is bonded in a single-bond geometry to one C(26) atom. In the sixth H site, H(12) is bonded in a single-bond geometry to one C(27) atom. In the seventh H site, H(13,14,15) is bonded in a single-bond geometry to one C(28) atom. In the eighth H site, H(16,17) is bonded in a single-bond geometry to one C(34) atom. In the ninth H site, H(18) is bonded in a single-bond geometry to one C(36) atom. In the tenth H site, H(19) is bonded in a single-bond geometry to one C(37) atom. In the eleventh H site, H(20,21) is bonded in a single-bond geometry to one C(38) atom. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Cd(3) and one C(19) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Cd(1) and one C(20) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Cd(2) and one C(21) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Cd(1) and one C(19) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Cd(2) and one C(20) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Cd(3) and one C(21) atom. In the seventh O site, O(7,8) is bonded in a distorted single-bond geometry to one Cd(1) and one C(22) atom. In the eighth O site, O(9) is bonded in a distorted single-bond geometry to one Cd(3) and one C(23,24) atom. The O(9)-C(23,24) bond length is 1.26 Å. In the ninth O site, O(10) is bonded in a distorted L-shaped geometry to one Cd(1) and one C(22) atom. In the tenth O site, O(11) is bonded in a distorted L-shaped geometry to one Cd(2) and one C(23,24) atom. In the eleventh O site, O(12) is bonded in a distorted L-shaped geometry to one Cd(3) and one C(23,24) atom. The O(12)-C(23,24) bond length is 1.29 Å. Linkers: 2 [O]C(=O)c1c[c]ccc1-c1ccncc1 ,6 [O]C(=O)c1ccc(-c2ccncc2)c(C([O])=O)c1 ,2 [O]C(=O)c1ccc(-c2c[c]ncc2)c(C([O])=O)c1. Metal clusters: 1 [C]1O[Cd]2(O1)O[C]O[Cd]1(O[C]O1)O[C]O[Cd]1(O[C]O1)O[C]O[Cd]1(O[C]O1)O[C]O[Cd]1(O[C]O1)O[C]O[Cd]1(O[C]O1)O[C]O2. The MOF has largest included sphere 7.19 A, density 1.77 g/cm3, surface area 3166.29 m2/g, accessible volume 0.16 cm3/g