CuH10(C4O)4C12H6O is Indium-derived structured and crystallizes in the tetragonal I4_122 space group. The structure is zero-dimensional and consists of eight 1-(2-hydroxy-4,6-dimethylnaphthalen-1-yl)-4,6-dimethylnaphthalen-2-ol molecules and eight CuH10(C4O)4 clusters. In each CuH10(C4O)4 cluster, Cu(1) is bonded in a 5-coordinate geometry to one Cu(1), one O(1), one O(2), one O(3), and one O(4) atom. The Cu(1)-Cu(1) bond length is 2.42 Å. The Cu(1)-O(1) bond length is 1.96 Å. The Cu(1)-O(2) bond length is 1.94 Å. The Cu(1)-O(3) bond length is 1.91 Å. The Cu(1)-O(4) bond length is 1.82 Å. There are sixteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one C(26), and one C(6) atom. The C(1)-C(2) bond length is 1.39 Å. The C(1)-C(26) bond length is 1.48 Å. The C(1)-C(6) bond length is 1.39 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1) and one H(1) atom. The C(2)-H(1) bond length is 0.93 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(4) and one H(2) atom. The C(3)-C(4) bond length is 1.39 Å. The C(3)-H(2) bond length is 0.93 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(7) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-C(7) bond length is 1.57 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(4), one C(6), and one H(3) atom. The C(5)-C(6) bond length is 1.39 Å. The C(5)-H(3) bond length is 0.93 Å. In the sixth C site, C(7) is bonded in a bent 120 degrees geometry to one C(4), one O(1), and one O(2) atom. The C(7)-O(1) bond length is 1.28 Å. The C(7)-O(2) bond length is 1.23 Å. In the seventh C site, C(8) is bonded in a trigonal planar geometry to one C(13), one C(28), and one C(9) atom. The C(8)-C(13) bond length is 1.39 Å. The C(8)-C(28) bond length is 1.50 Å. The C(8)-C(9) bond length is 1.39 Å. In the eighth C site, C(9) is bonded in a distorted single-bond geometry to one C(8) and one H(5) atom. The C(9)-H(5) bond length is 0.93 Å. In the ninth C site, C(10) is bonded in a distorted single-bond geometry to one C(11) and one H(6) atom. The C(10)-C(11) bond length is 1.39 Å. The C(10)-H(6) bond length is 0.93 Å. In the tenth C site, C(11) is bonded in a trigonal planar geometry to one C(10), one C(12), and one C(14) atom. The C(11)-C(12) bond length is 1.39 Å. The C(11)-C(14) bond length is 1.46 Å. In the eleventh C site, C(12) is bonded in a distorted single-bond geometry to one C(11), one C(13), and one H(7) atom. The C(12)-C(13) bond length is 1.39 Å. The C(12)-H(7) bond length is 0.93 Å. In the twelfth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(12), one C(8), and one H(8) atom. The C(13)-H(8) bond length is 0.93 Å. In the thirteenth C site, C(14) is bonded in a bent 120 degrees geometry to one C(11), one O(3), and one O(4) atom. The C(14)-O(3) bond length is 1.29 Å. The C(14)-O(4) bond length is 1.26 Å. In the fourteenth C site, C(26) is bonded in a distorted single-bond geometry to one C(1) and one H(14) atom. The C(26)-H(14) bond length is 0.93 Å. In the fifteenth C site, C(28) is bonded in a distorted single-bond geometry to one C(8) and one H(16) atom. The C(28)-H(16) bond length is 0.93 Å. In the sixteenth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(1), one C(5), and one H(4) atom. The C(6)-H(4) bond length is 0.93 Å. There are ten inequivalent H sites. In the first H site, H(2) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(4) is bonded in a single-bond geometry to one C(6) 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(14) is bonded in a single-bond geometry to one C(26) atom. In the fifth H site, H(16) is bonded in a single-bond geometry to one C(28) atom. In the sixth H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the seventh H site, H(5) is bonded in a single-bond geometry to one C(9) atom. In the eighth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. In the ninth H site, H(7) is bonded in a single-bond geometry to one C(12) atom. In the tenth H site, H(8) is bonded in a single-bond geometry to one C(13) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Cu(1) and one C(7) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(7) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(14) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(14) atom. Linkers: 5 [O]C(=O)c1ccc(/C=C/c2ccc3c(-c4c([O])cc(/C=C/c5ccc(C([O])=O)cc5)c5cc(/C=C/c6ccc(C([O])=O)cc6)ccc45)c([O])cc(/C=C/c4ccc(C([O])=O)cc4)c3c2)cc1. Metal clusters: 4 [C]1O[Cu]234O[C]O[Cu]2(O1)(O[C]O3)O[C]O4. RCSR code: wbl. The MOF has largest included sphere 23.04 A, density 0.17 g/cm3, surface area 4784.05 m2/g, accessible volume 5.34 cm3/g