TbC8N2H14O6Cl(C2H2N2O)2 is Indium-derived structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of two C2H2N2O clusters and one TbC8N2H14O6Cl cluster. In each C2H2N2O cluster, there are four inequivalent C sites. In the first C site, C(2) is bonded in a distorted trigonal non-coplanar geometry to one H(1), one H(2), and one O(3) atom. The C(2)-H(1) bond length is 1.10 Å. The C(2)-H(2) bond length is 1.10 Å. The C(2)-O(3) bond length is 1.45 Å. In the second C site, C(3) is bonded in a trigonal planar geometry to one N(1), one N(4), and one O(3) atom. The C(3)-N(1) bond length is 1.34 Å. The C(3)-N(4) bond length is 1.35 Å. The C(3)-O(3) bond length is 1.33 Å. In the third C site, C(4) is bonded in a trigonal planar geometry to one N(2), one N(3), and one O(4) atom. The C(4)-N(2) bond length is 1.34 Å. The C(4)-N(3) bond length is 1.35 Å. The C(4)-O(4) bond length is 1.34 Å. In the fourth C site, C(5) is bonded in a distorted trigonal non-coplanar geometry to one H(3), one H(4), and one O(4) atom. The C(5)-H(3) bond length is 1.10 Å. The C(5)-H(4) bond length is 1.10 Å. The C(5)-O(4) bond length is 1.45 Å. There are four inequivalent N sites. In the first N site, N(2) is bonded in a distorted bent 120 degrees geometry to one C(4) and one N(1) atom. The N(2)-N(1) bond length is 1.32 Å. In the second N site, N(3) is bonded in a distorted bent 120 degrees geometry to one C(4) and one N(4) atom. The N(3)-N(4) bond length is 1.32 Å. In the third N site, N(4) is bonded in a distorted bent 120 degrees geometry to one C(3) and one N(3) atom. In the fourth N site, N(1) is bonded in a distorted bent 120 degrees geometry to one C(3) and one N(2) atom. There are four inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(5) atom. There are two inequivalent O sites. In the first O site, O(3) is bonded in a bent 120 degrees geometry to one C(2) and one C(3) atom. In the second O site, O(4) is bonded in a bent 120 degrees geometry to one C(4) and one C(5) atom. In the TbC8N2H14O6Cl cluster, Tb(1) is bonded in a 8-coordinate geometry to one O(1), one O(5), one O(6), one O(7), one O(8), two equivalent O(2), and one Cl(1) atom. The Tb(1)-O(1) bond length is 2.42 Å. The Tb(1)-O(5) bond length is 2.36 Å. The Tb(1)-O(6) bond length is 2.31 Å. The Tb(1)-O(7) bond length is 2.42 Å. The Tb(1)-O(8) bond length is 2.31 Å. There is one shorter (2.34 Å) and one longer (2.64 Å) Tb(1)-O(2) bond length. The Tb(1)-Cl(1) bond length is 2.68 Å. There are eight inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one O(1) and one O(2) atom. The C(1)-O(1) bond length is 1.26 Å. The C(1)-O(2) bond length is 1.28 Å. In the second C site, C(6) is bonded in a distorted bent 120 degrees geometry to one O(5) and one O(6) atom. The C(6)-O(5) bond length is 1.27 Å. The C(6)-O(6) bond length is 1.27 Å. In the third C site, C(7) is bonded in a trigonal planar geometry to one N(5), one H(5), and one O(7) atom. The C(7)-N(5) bond length is 1.33 Å. The C(7)-H(5) bond length is 1.10 Å. The C(7)-O(7) bond length is 1.26 Å. In the fourth C site, C(8) is bonded to one N(5), one H(6), one H(7), and one H(8) atom to form corner-sharing CH3N tetrahedra. The C(8)-N(5) bond length is 1.46 Å. The C(8)-H(6) bond length is 1.10 Å. The C(8)-H(7) bond length is 1.10 Å. The C(8)-H(8) bond length is 1.09 Å. In the fifth C site, C(9) is bonded to one N(5), one H(10), one H(11), and one H(9) atom to form corner-sharing CH3N tetrahedra. The C(9)-N(5) bond length is 1.46 Å. The C(9)-H(10) bond length is 1.10 Å. The C(9)-H(11) bond length is 1.10 Å. The C(9)-H(9) bond length is 1.10 Å. In the sixth C site, C(10) is bonded in a trigonal planar geometry to one N(6), one H(12), and one O(8) atom. The C(10)-N(6) bond length is 1.33 Å. The C(10)-H(12) bond length is 1.10 Å. The C(10)-O(8) bond length is 1.26 Å. In the seventh C site, C(11) is bonded to one N(6), one H(13), one H(14), and one H(15) atom to form corner-sharing CH3N tetrahedra. The C(11)-N(6) bond length is 1.46 Å. The C(11)-H(13) bond length is 1.10 Å. The C(11)-H(14) bond length is 1.10 Å. The C(11)-H(15) bond length is 1.10 Å. In the eighth C site, C(12) is bonded to one N(6), one H(16), one H(17), and one H(18) atom to form corner-sharing CH3N tetrahedra. The C(12)-N(6) bond length is 1.45 Å. The C(12)-H(16) bond length is 1.09 Å. The C(12)-H(17) bond length is 1.10 Å. The C(12)-H(18) bond length is 1.10 Å. There are two inequivalent N sites. In the first N site, N(5) is bonded in a trigonal planar geometry to one C(7), one C(8), and one C(9) atom. In the second N site, N(6) is bonded in a trigonal planar geometry to one C(10), one C(11), and one C(12) atom. There are fourteen inequivalent H sites. In the first H site, H(5) is bonded in a single-bond geometry to one C(7) atom. In the second H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the third H site, H(7) is bonded in a single-bond geometry to one C(8) atom. In the fourth H site, H(8) is bonded in a single-bond geometry to one C(8) atom. In the fifth H site, H(9) is bonded in a single-bond geometry to one C(9) atom. In the sixth H site, H(10) is bonded in a single-bond geometry to one C(9) atom. In the seventh H site, H(11) is bonded in a single-bond geometry to one C(9) atom. In the eighth H site, H(12) is bonded in a single-bond geometry to one C(10) atom. In the ninth H site, H(13) is bonded in a single-bond geometry to one C(11) atom. In the tenth H site, H(14) is bonded in a single-bond geometry to one C(11) atom. In the eleventh H site, H(15) is bonded in a single-bond geometry to one C(11) atom. In the twelfth H site, H(16) is bonded in a single-bond geometry to one C(12) atom. In the thirteenth H site, H(17) is bonded in a single-bond geometry to one C(12) atom. In the fourteenth H site, H(18) is bonded in a single-bond geometry to one C(12) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Tb(1) and one C(1) atom. In the second O site, O(2) is bonded in a 1-coordinate geometry to two equivalent Tb(1) and one C(1) atom. In the third O site, O(5) is bonded in a 2-coordinate geometry to one Tb(1) and one C(6) atom. In the fourth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Tb(1) and one C(6) atom. In the fifth O site, O(7) is bonded in a distorted single-bond geometry to one Tb(1) and one C(7) atom. In the sixth O site, O(8) is bonded in a distorted bent 150 degrees geometry to one Tb(1) and one C(10) atom. Cl(1) is bonded in a single-bond geometry to one Tb(1) atom. Linkers: 2 [O]C(=O)CO[C]1=NN=[C](=NN=1)OCC(=O)[O]. Metal clusters: 2 [Tb]. The MOF has largest included sphere 2.53 A, density 1.98 g/cm3, surface area 3740.38 m2/g, accessible volume 0.09 cm3/g