TbCd2C10H6(N2O5)2 crystallizes in the monoclinic P2_1/c space group. Tb(1) is bonded in a 6-coordinate geometry to one O(2), one O(3), one O(6), one O(8), and two equivalent O(7) atoms. The Tb(1)-O(2) bond length is 2.28 Å. The Tb(1)-O(3) bond length is 2.38 Å. The Tb(1)-O(6) bond length is 2.24 Å. The Tb(1)-O(8) bond length is 2.45 Å. There is one shorter (2.41 Å) and one longer (2.53 Å) Tb(1)-O(7) bond length. There are two inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in an octahedral geometry to one N(1), one N(2), one N(3), one O(1), one O(4), and one O(5) atom. The Cd(1)-N(1) bond length is 2.22 Å. The Cd(1)-N(2) bond length is 2.30 Å. The Cd(1)-N(3) bond length is 2.22 Å. The Cd(1)-O(1) bond length is 2.39 Å. The Cd(1)-O(4) bond length is 2.33 Å. The Cd(1)-O(5) bond length is 2.39 Å. In the second Cd site, Cd(2) is bonded in a 6-coordinate geometry to one N(4), one H(6), one O(3), one O(4), one O(8), and one O(9) atom. The Cd(2)-N(4) bond length is 2.24 Å. The Cd(2)-H(6) bond length is 1.98 Å. The Cd(2)-O(3) bond length is 2.46 Å. The Cd(2)-O(4) bond length is 2.38 Å. The Cd(2)-O(8) bond length is 2.40 Å. The Cd(2)-O(9) bond length is 2.30 Å. There are ten inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one C(2), one C(3), and one N(1) atom. The C(1)-C(2) bond length is 1.48 Å. The C(1)-C(3) bond length is 1.40 Å. The C(1)-N(1) bond length is 1.37 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(2)-O(1) bond length is 1.26 Å. The C(2)-O(2) bond length is 1.25 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(1), one C(4), and one N(2) atom. The C(3)-C(4) bond length is 1.47 Å. The C(3)-N(2) bond length is 1.37 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(3), and one O(4) atom. The C(4)-O(3) bond length is 1.27 Å. The C(4)-O(4) bond length is 1.27 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(1) atom. The C(5)-N(1) bond length is 1.34 Å. The C(5)-N(2) bond length is 1.32 Å. The C(5)-H(1) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(8) and one N(3) atom. The C(6)-C(8) bond length is 1.39 Å. The C(6)-N(3) bond length is 1.37 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one O(5) and one O(6) atom. The C(7)-O(5) bond length is 1.25 Å. The C(7)-O(6) bond length is 1.27 Å. In the eighth C site, C(8) is bonded in a 3-coordinate geometry to one C(6), one C(9), and one N(4) atom. The C(8)-C(9) bond length is 1.46 Å. The C(8)-N(4) bond length is 1.38 Å. In the ninth C site, C(9) is bonded in a bent 120 degrees geometry to one C(8), one O(7), and one O(8) atom. The C(9)-O(7) bond length is 1.28 Å. The C(9)-O(8) bond length is 1.28 Å. In the tenth C site, C(10) is bonded in a trigonal planar geometry to one N(3), one N(4), and one H(2) atom. The C(10)-N(3) bond length is 1.34 Å. The C(10)-N(4) bond length is 1.32 Å. The C(10)-H(2) bond length is 0.93 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Cd(1), one C(1), and one C(5) atom. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one Cd(1), one C(3), and one C(5) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Cd(1), one C(10), and one C(6) atom. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one Cd(2), one C(10), and one C(8) atom. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(10) atom. In the third H site, H(3) is bonded in a 3-coordinate geometry to one H(5), one O(10), and one O(9) atom. The H(3)-H(5) bond length is 0.35 Å. The H(3)-O(10) bond length is 0.83 Å. The H(3)-O(9) bond length is 0.85 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(9) atom. The H(4)-O(9) bond length is 0.84 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one H(3) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one Cd(2) and one O(10) atom. The H(6)-O(10) bond length is 0.85 Å. There are ten 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(2) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Tb(1) and one C(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Tb(1), one Cd(2), and one C(4) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Cd(1), one Cd(2), and one C(4) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Cd(1) and one C(7) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Tb(1) and one C(7) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to two equivalent Tb(1) and one C(9) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Tb(1), one Cd(2), and one C(9) atom. In the ninth O site, O(9) is bonded in a distorted water-like geometry to one Cd(2), one H(3), and one H(4) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one H(3) and one H(6) atom. Linkers: 5 [O]C(=O)[C]1N=CN=C1C([O])=O ,3 [O]C(=O)C1=C(C([O])=O)N=C[N]1. Metal clusters: 4 [Tb] ,8 [Cd]. The MOF has largest included sphere 4.20 A, density 2.34 g/cm3, surface area 2312.33 m2/g, accessible volume 0.15 cm3/g