NdH9(C2O)8(C9H5)2 is Indium-derived structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of two C9H5 clusters and one NdH9(C2O)8 cluster. In each C9H5 cluster, there are eighteen inequivalent C sites. In the first C site, C(5) is bonded in a distorted single-bond geometry to one C(7) and one H(4,5) atom. The C(5)-C(7) bond length is 1.40 Å. The C(5)-H(4,5) bond length is 0.95 Å. In the second C site, C(6) is bonded in a distorted single-bond geometry to one C(7) and one H(4,5) atom. The C(6)-C(7) bond length is 1.40 Å. The C(6)-H(4,5) bond length is 0.95 Å. In the third C site, C(7) is bonded in a trigonal planar geometry to one C(5), one C(6), and one C(8) atom. The C(7)-C(8) bond length is 1.49 Å. In the fourth C site, C(8) is bonded in a trigonal planar geometry to one C(10), one C(7), and one C(9) atom. The C(8)-C(10) bond length is 1.39 Å. The C(8)-C(9) bond length is 1.41 Å. In the fifth C site, C(9) is bonded in a trigonal planar geometry to one C(11), one C(12), and one C(8) atom. The C(9)-C(11) bond length is 1.49 Å. The C(9)-C(12) bond length is 1.39 Å. In the sixth C site, C(10) is bonded in a distorted single-bond geometry to one C(13), one C(8), and one H(6) atom. The C(10)-C(13) bond length is 1.39 Å. The C(10)-H(6) bond length is 0.95 Å. In the seventh C site, C(11) is bonded in a trigonal planar geometry to one C(14), one C(15), and one C(9) atom. The C(11)-C(14) bond length is 1.39 Å. The C(11)-C(15) bond length is 1.39 Å. In the eighth C site, C(12) is bonded in a distorted single-bond geometry to one C(16), one C(9), and one H(7) atom. The C(12)-C(16) bond length is 1.40 Å. The C(12)-H(7) bond length is 0.95 Å. In the ninth C site, C(13) is bonded in a trigonal planar geometry to one C(10), one C(16), and one C(17) atom. The C(13)-C(16) bond length is 1.41 Å. The C(13)-C(17) bond length is 1.49 Å. In the tenth C site, C(14) is bonded in a distorted single-bond geometry to one C(11) and one H(8,9) atom. The C(14)-H(8,9) bond length is 0.95 Å. In the eleventh C site, C(15) is bonded in a distorted single-bond geometry to one C(11) and one H(8,9) atom. The C(15)-H(8,9) bond length is 0.95 Å. In the twelfth C site, C(16) is bonded in a trigonal planar geometry to one C(12), one C(13), and one C(20) atom. The C(16)-C(20) bond length is 1.49 Å. In the thirteenth C site, C(17) is bonded in a trigonal planar geometry to one C(13), one C(21), and one C(22) atom. The C(17)-C(21) bond length is 1.39 Å. The C(17)-C(22) bond length is 1.40 Å. In the fourteenth C site, C(20) is bonded in a trigonal planar geometry to one C(16), one C(24), and one C(25) atom. The C(20)-C(24) bond length is 1.40 Å. The C(20)-C(25) bond length is 1.40 Å. In the fifteenth C site, C(21) is bonded in a distorted single-bond geometry to one C(17) and one H(12) atom. The C(21)-H(12) bond length is 0.95 Å. In the sixteenth C site, C(22) is bonded in a distorted single-bond geometry to one C(17) and one H(13) atom. The C(22)-H(13) bond length is 0.95 Å. In the seventeenth C site, C(24) is bonded in a distorted single-bond geometry to one C(20) and one H(14) atom. The C(24)-H(14) bond length is 0.95 Å. In the eighteenth C site, C(25) is bonded in a distorted single-bond geometry to one C(20) and one H(15) atom. The C(25)-H(15) bond length is 0.95 Å. There are eight inequivalent H sites. In the first H site, H(4,5) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(6) is bonded in a single-bond geometry to one C(10) atom. In the third H site, H(7) is bonded in a single-bond geometry to one C(12) atom. In the fourth H site, H(8,9) is bonded in a single-bond geometry to one C(14) atom. In the fifth H site, H(12) is bonded in a single-bond geometry to one C(21) atom. In the sixth H site, H(13) is bonded in a single-bond geometry to one C(22) atom. In the seventh H site, H(14) is bonded in a single-bond geometry to one C(24) atom. In the eighth H site, H(15) is bonded in a single-bond geometry to one C(25) atom. In the NdH9(C2O)8 cluster, Nd(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. The Nd(1)-O(1) bond length is 2.39 Å. The Nd(1)-O(2) bond length is 2.48 Å. The Nd(1)-O(3) bond length is 2.40 Å. The Nd(1)-O(4) bond length is 2.44 Å. The Nd(1)-O(5) bond length is 2.54 Å. The Nd(1)-O(6) bond length is 2.46 Å. There are sixteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(5), and one O(7) atom. The C(1)-C(2) bond length is 1.49 Å. The C(1)-O(5) bond length is 1.22 Å. The C(1)-O(7) bond length is 1.29 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(4) atom. The C(2)-C(3) bond length is 1.39 Å. The C(2)-C(4) bond length is 1.39 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2) and one H(2) atom. The C(3)-H(2) bond length is 0.95 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(2) and one H(3) atom. The C(4)-H(3) bond length is 0.95 Å. In the fifth C site, C(18) is bonded in a distorted single-bond geometry to one C(23) and one H(10) atom. The C(18)-C(23) bond length is 1.40 Å. The C(18)-H(10) bond length is 0.95 Å. In the sixth C site, C(19) is bonded in a distorted single-bond geometry to one C(23) and one H(11) atom. The C(19)-C(23) bond length is 1.39 Å. The C(19)-H(11) bond length is 0.95 Å. In the seventh C site, C(23) is bonded in a trigonal planar geometry to one C(18), one C(19), and one C(28) atom. The C(23)-C(28) bond length is 1.50 Å. In the eighth C site, C(26) is bonded in a distorted single-bond geometry to one C(31) and one H(16) atom. The C(26)-C(31) bond length is 1.40 Å. The C(26)-H(16) bond length is 0.95 Å. In the ninth C site, C(27) is bonded in a distorted single-bond geometry to one C(31) and one H(17) atom. The C(27)-C(31) bond length is 1.39 Å. The C(27)-H(17) bond length is 0.95 Å. In the tenth C site, C(28) is bonded in a distorted bent 120 degrees geometry to one C(23), one O(6), and one O(8) atom. The C(28)-O(6) bond length is 1.25 Å. The C(28)-O(8) bond length is 1.26 Å. In the eleventh C site, C(29) is bonded in a distorted single-bond geometry to one C(32) and one H(18,19) atom. The C(29)-C(32) bond length is 1.40 Å. The C(29)-H(18,19) bond length is 0.95 Å. In the twelfth C site, C(30) is bonded in a distorted single-bond geometry to one C(32) and one H(18,19) atom. The C(30)-C(32) bond length is 1.38 Å. The C(30)-H(18,19) bond length is 0.95 Å. In the thirteenth C site, C(31) is bonded in a trigonal planar geometry to one C(26), one C(27), and one C(33) atom. The C(31)-C(33) bond length is 1.49 Å. In the fourteenth C site, C(32) is bonded in a trigonal planar geometry to one C(29), one C(30), and one C(34) atom. The C(32)-C(34) bond length is 1.51 Å. In the fifteenth C site, C(33) is bonded in a distorted bent 120 degrees geometry to one C(31), one O(1), and one O(2) atom. The C(33)-O(1) bond length is 1.27 Å. The C(33)-O(2) bond length is 1.25 Å. In the sixteenth C site, C(34) is bonded in a distorted bent 120 degrees geometry to one C(32), one O(3), and one O(4) atom. The C(34)-O(3) bond length is 1.26 Å. The C(34)-O(4) bond length is 1.26 Å. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(7) atom. The H(1)-O(7) bond length is 0.79 Å. In the second H site, H(2) is bonded in a single-bond geometry to one C(3) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(4) atom. In the fourth H site, H(10) is bonded in a single-bond geometry to one C(18) atom. In the fifth H site, H(11) is bonded in a single-bond geometry to one C(19) atom. In the sixth H site, H(16) is bonded in a single-bond geometry to one C(26) atom. In the seventh H site, H(17) is bonded in a single-bond geometry to one C(27) atom. In the eighth H site, H(18,19) is bonded in a single-bond geometry to one C(29) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one Nd(1) and one C(33) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Nd(1) and one C(33) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Nd(1) and one C(34) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to one Nd(1) and one C(34) atom. In the fifth O site, O(5) is bonded in a distorted linear geometry to one Nd(1) and one C(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Nd(1) and one C(28) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one C(1) and one H(1) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one C(28) atom. Linkers: 2 [O]C(=O)c1ccc(-c2cc(-c3ccc(C([O])=O)cc3)c(-c3ccc(C(=O)O)cc3)cc2-c2ccc(C([O])=O)cc2)cc1. Metal clusters: 1 O=[C]O[Nd]123(O[C]O)O[C]O[Nd](O[C]O)(O[C]=O)(O[C]O1)(O[C]O2)O[C]O3. RCSR code: flu. The MOF has largest included sphere 4.67 A, density 1.36 g/cm3, surface area 3919.92 m2/g, accessible volume 0.28 cm3/g