Cu6C67H29(NO12)2 crystallizes in the orthorhombic Cmcm space group. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(2), one O(3), and one O(4) atom. The Cu(1)-O(1) bond length is 1.95 Å. The Cu(1)-O(2) bond length is 1.95 Å. The Cu(1)-O(3) bond length is 1.97 Å. The Cu(1)-O(4) bond length is 1.96 Å. In the second Cu site, Cu(2) is bonded in a distorted square co-planar geometry to four equivalent O(5) atoms. All Cu(2)-O(5) bond lengths are 1.98 Å. In the third Cu site, Cu(3) is bonded in a rectangular see-saw-like geometry to four equivalent O(6) atoms. All Cu(3)-O(6) bond lengths are 1.95 Å. There are twenty inequivalent C sites. In the first C site, C(18) is bonded in a single-bond geometry to two equivalent C(10) and one H(8) atom. Both C(18)-C(10) bond lengths are 1.40 Å. The C(18)-H(8) bond length is 0.93 Å. In the second C site, C(19) is bonded in a trigonal planar geometry to two equivalent C(13) and one N(1) atom. Both C(19)-C(13) bond lengths are 1.35 Å. The C(19)-N(1) bond length is 1.46 Å. In the third C site, C(1) is bonded in a bent 120 degrees geometry to one C(3), one O(1), and one O(4) atom. The C(1)-C(3) bond length is 1.51 Å. The C(1)-O(1) bond length is 1.25 Å. The C(1)-O(4) bond length is 1.27 Å. In the fourth C site, C(2) is bonded in a bent 120 degrees geometry to one C(4), one O(2), and one O(3) atom. The C(2)-C(4) bond length is 1.49 Å. The C(2)-O(2) bond length is 1.25 Å. The C(2)-O(3) bond length is 1.25 Å. In the fifth C site, C(3) is bonded in a trigonal planar geometry to one C(1), one C(5), and one C(6) atom. The C(3)-C(5) bond length is 1.39 Å. The C(3)-C(6) bond length is 1.38 Å. In the sixth C site, C(4) is bonded in a trigonal planar geometry to one C(15), one C(2), and one C(7) atom. The C(4)-C(15) bond length is 1.40 Å. The C(4)-C(7) bond length is 1.40 Å. In the seventh C site, C(5) is bonded in a distorted single-bond geometry to one C(3), one C(8), and one H(1) atom. The C(5)-C(8) bond length is 1.41 Å. The C(5)-H(1) bond length is 0.93 Å. In the eighth C site, C(6) is bonded in a distorted single-bond geometry to one C(3), one C(9), and one H(2) atom. The C(6)-C(9) bond length is 1.38 Å. The C(6)-H(2) bond length is 0.93 Å. In the ninth C site, C(7) is bonded in a distorted single-bond geometry to one C(16), one C(4), and one H(3) atom. The C(7)-C(16) bond length is 1.40 Å. The C(7)-H(3) bond length is 0.93 Å. In the tenth C site, C(8) is bonded in a trigonal planar geometry to one C(10), one C(11), and one C(5) atom. The C(8)-C(10) bond length is 1.49 Å. The C(8)-C(11) bond length is 1.37 Å. In the eleventh C site, C(9) is bonded in a trigonal planar geometry to one C(11), one C(12), and one C(6) atom. The C(9)-C(11) bond length is 1.41 Å. The C(9)-C(12) bond length is 1.51 Å. In the twelfth C site, C(10) is bonded in a trigonal planar geometry to one C(13), one C(18), and one C(8) atom. The C(10)-C(13) bond length is 1.41 Å. In the thirteenth C site, C(11) is bonded in a distorted single-bond geometry to one C(8), one C(9), and one H(4) atom. The C(11)-H(4) bond length is 0.93 Å. In the fourteenth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(9), one O(5), and one O(6) atom. The C(12)-O(5) bond length is 1.26 Å. The C(12)-O(6) bond length is 1.23 Å. In the fifteenth C site, C(13) is bonded in a distorted single-bond geometry to one C(10), one C(19), and one H(5) atom. The C(13)-H(5) bond length is 0.93 Å. In the sixteenth C site, C(14) is bonded in a distorted water-like geometry to one C(17) and one H(6) atom. The C(14)-C(17) bond length is 1.57 Å. The C(14)-H(6) bond length is 0.98 Å. In the seventeenth C site, C(20) is bonded in a distorted trigonal planar geometry to two equivalent C(17) and one H(9) atom. Both C(20)-C(17) bond lengths are 1.32 Å. The C(20)-H(9) bond length is 0.93 Å. In the eighteenth C site, C(15) is bonded in a distorted single-bond geometry to two equivalent C(4) and one H(7) atom. The C(15)-H(7) bond length is 0.93 Å. In the nineteenth C site, C(16) is bonded in a trigonal planar geometry to one C(17) and two equivalent C(7) atoms. The C(16)-C(17) bond length is 1.51 Å. In the twentieth C site, C(17) is bonded to one C(16), one C(20), and two equivalent C(14) atoms to form distorted corner-sharing CC4 tetrahedra. N(1) is bonded in a single-bond geometry to one C(19) atom. There are nine 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(6) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(7) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(11) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(13) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(14) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(15) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(18) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(20) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(2) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Cu(1) and one C(1) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Cu(2) and one C(12) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Cu(3) and one C(12) atom. Linkers: 4 [O]C(=O)c1cc(C([O])=O)cc(C2([CH]C3(c4cc(C([O])=O)cc(C([O])=O)c4)[CH][CH]3)[CH][CH]2)c1 ,9 [N]c1cc(-c2cc(C([O])=O)cc(C([O])=O)c2)cc(-c2cc(C([O])=O)cc(C([O])=O)c2)c1. Metal clusters: 12 [C]1O[Cu]234O[C]O[Cu]2(O1)(O[C]O3)O[C]O4. The MOF has largest included sphere 11.76 A, density 0.70 g/cm3, surface area 3826.25 m2/g, accessible volume 1.12 cm3/g