Li13C54H24O37 crystallizes in the trigonal P-31c space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(4), one O(5), and one O(6) atom to form corner-sharing LiO4 tetrahedra. The Li(1)-O(1) bond length is 1.91 Å. The Li(1)-O(4) bond length is 1.92 Å. The Li(1)-O(5) bond length is 1.93 Å. The Li(1)-O(6) bond length is 1.92 Å. In the second Li site, Li(2) is bonded in a distorted see-saw-like geometry to two equivalent O(4) and two equivalent O(6) atoms. Both Li(2)-O(4) bond lengths are 2.15 Å. Both Li(2)-O(6) bond lengths are 2.02 Å. In the third Li site, Li(3) is bonded to one Li(4), one O(7), and three equivalent O(5) atoms to form distorted LiLiO4 trigonal bipyramids that share corners with three equivalent Li(1)O4 tetrahedra and  a cornercorner with one Li(3)LiO4 trigonal bipyramid. The Li(3)-Li(4) bond length is 0.88 Å. The Li(3)-O(7) bond length is 1.87 Å. All Li(3)-O(5) bond lengths are 1.95 Å. In the fourth Li site, Li(4) is bonded in a 4-coordinate geometry to one Li(3) and three equivalent O(5) atoms. All Li(4)-O(5) bond lengths are 1.95 Å. There are nine 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(1), and one O(2) atom. The C(1)-C(2) bond length is 1.50 Å. The C(1)-O(1) bond length is 1.22 Å. The C(1)-O(2) 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(7) atom. The C(2)-C(3) bond length is 1.38 Å. The C(2)-C(7) 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(5) and one H(3) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-H(3) bond length is 0.95 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(6), and one C(8) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-C(8) bond length is 1.51 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one C(5), one C(7), and one C(9) atom. The C(6)-C(7) bond length is 1.40 Å. The C(6)-C(9) bond length is 1.51 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(2), one C(6), and one H(4) atom. The C(7)-H(4) bond length is 0.95 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(3), and one O(4) atom. The C(8)-O(3) bond length is 1.25 Å. The C(8)-O(4) bond length is 1.24 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(5), and one O(6) atom. The C(9)-O(5) bond length is 1.25 Å. The C(9)-O(6) bond length is 1.25 Å. There are four inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(2) and one O(3) atom. The H(1)-O(2) bond length is 0.99 Å. The H(1)-O(3) bond length is 1.52 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(4) is bonded in a single-bond geometry to one C(7) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Li(1) and one C(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one C(1) and one H(1) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one C(8) and one H(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Li(2), and one C(8) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Li(1), one Li(3), one Li(4), and one C(9) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Li(1), one Li(2), and one C(9) atom. In the seventh O site, O(7) is bonded in a linear geometry to two equivalent Li(3) atoms. Linkers: 12 [O]C(=O)c1ccc(C(=O)O)cc1C([O])=O. Metal clusters: 2 [Li]O[C]=O.[Li]O[C]=O.[Li]O[C]=O.[Li]O[C]O.[Li]O[C]O.[Li]O[C]O.[Li]O[C]O.[Li]O[C]O.[Li]O[C]O.[Li][Li].[Li][Li].[O].[O][C]=O.[O][C]=O.[O][C]=O.[O][C]=O.[O][C]=O.[O][C]=O.[O][C]=O.[O][C]=O.[O][C]=O. RCSR code: acs. The MOF has largest included sphere 11.70 A, density 0.77 g/cm3, surface area 4203.80 m2/g, accessible volume 0.84 cm3/g