Li2C11NH13O7 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(3), one O(7), and two equivalent O(1) atoms to form a mixture of edge and corner-sharing LiO4 tetrahedra. The Li(1)-O(3) bond length is 1.87 Å. The Li(1)-O(7) bond length is 2.03 Å. There is one shorter (1.92 Å) and one longer (2.02 Å) Li(1)-O(1) bond length. In the second Li site, Li(2) is bonded to one O(6), one O(7), and two equivalent O(2) atoms to form a mixture of edge and corner-sharing LiO4 tetrahedra. The Li(2)-O(6) bond length is 1.88 Å. The Li(2)-O(7) bond length is 1.96 Å. There is one shorter (1.91 Å) and one longer (1.99 Å) Li(2)-O(2) bond length. There are eleven inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(7) atom. The C(1)-C(2) bond length is 1.40 Å. The C(1)-C(6) bond length is 1.40 Å. The C(1)-C(7) bond length is 1.50 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(1), one C(3), and one H(4) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-H(4) bond length is 1.09 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2) and one O(5) atom. The C(3)-O(5) bond length is 1.36 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(5) atom. The C(4)-C(5) bond length is 1.40 Å. The C(4)-H(5) bond length is 1.09 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 1.50 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(1), one C(5), and one H(6) atom. The C(6)-H(6) bond length is 1.08 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(1), 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 1.27 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 1.26 Å. The C(8)-O(4) bond length is 1.29 Å. In the ninth C site, C(9) is bonded to one N(1), one H(7), one H(8), and one H(9) atom to form corner-sharing CH3N tetrahedra. The C(9)-N(1) bond length is 1.45 Å. The C(9)-H(7) bond length is 1.09 Å. The C(9)-H(8) bond length is 1.10 Å. The C(9)-H(9) bond length is 1.10 Å. In the tenth C site, C(10) is bonded to one N(1), one H(10), one H(11), and one H(12) atom to form corner-sharing CH3N tetrahedra. The C(10)-N(1) bond length is 1.45 Å. The C(10)-H(10) bond length is 1.10 Å. The C(10)-H(11) bond length is 1.10 Å. The C(10)-H(12) bond length is 1.10 Å. In the eleventh C site, C(11) is bonded in a trigonal planar geometry to one N(1), one H(13), and one O(6) atom. The C(11)-N(1) bond length is 1.34 Å. The C(11)-H(13) bond length is 1.11 Å. The C(11)-O(6) bond length is 1.25 Å. N(1) is bonded in a trigonal planar geometry to one C(10), one C(11), and one C(9) atom. There are thirteen inequivalent H sites. In the first H site, H(1) is bonded in a linear geometry to one O(4) and one O(5) atom. The H(1)-O(4) bond length is 1.51 Å. The H(1)-O(5) bond length is 1.04 Å. In the second H site, H(2) is bonded in a distorted single-bond geometry to one O(5) and one O(7) atom. The H(2)-O(5) bond length is 1.65 Å. The H(2)-O(7) bond length is 1.00 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(7) atom. The H(3)-O(7) bond length is 1.00 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(2) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(4) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(6) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(9) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(9) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(9) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(10) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(10) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(10) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(11) atom. There are seven inequivalent O sites. In the first O site, O(6) is bonded in a bent 150 degrees geometry to one Li(2) and one C(11) atom. In the second O site, O(7) is bonded in a distorted tetrahedral geometry to one Li(1), one Li(2), one H(2), and one H(3) atom. In the third O site, O(1) is bonded in a distorted T-shaped geometry to two equivalent Li(1) and one C(7) atom. In the fourth O site, O(2) is bonded in a distorted T-shaped geometry to two equivalent Li(2) and one C(7) atom. In the fifth O site, O(3) is bonded in a bent 150 degrees geometry to one Li(1) and one C(8) atom. In the sixth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one C(8) and one H(1) atom. In the seventh O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one C(3), one H(1), and one H(2) atom. Linkers: 4 [O]C(=O)c1cc(O)cc(C([O])=O)c1. Metal clusters: 8 [Li]. The MOF has largest included sphere 3.06 A, density 1.35 g/cm3, surface area 4968.25 m2/g, accessible volume 0.24 cm3/g