ZnC10NH11O7 crystallizes in the monoclinic P2_1 space group. Zn(1) is bonded in a tetrahedral geometry to one O(1), one O(4), one O(5), and one O(7) atom. The Zn(1)-O(1) bond length is 2.00 Å. The Zn(1)-O(4) bond length is 2.01 Å. The Zn(1)-O(5) bond length is 1.96 Å. The Zn(1)-O(7) bond length is 1.98 Å. There are ten 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 1.28 Å. The C(1)-O(2) bond length is 1.27 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(9) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-C(9) bond length is 1.40 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one H(2) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-H(2) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(3), one C(7), and one N(1) atom. The C(4)-C(7) bond length is 1.40 Å. The C(4)-N(1) bond length is 1.41 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(6), one N(1), and one O(3) atom. The C(5)-C(6) bond length is 1.50 Å. The C(5)-N(1) bond length is 1.36 Å. The C(5)-O(3) bond length is 1.25 Å. In the sixth C site, C(6) is bonded in a trigonal non-coplanar geometry to one C(5), one H(3), one H(4), and one H(5) atom. The C(6)-H(3) bond length is 1.10 Å. The C(6)-H(4) bond length is 1.10 Å. The C(6)-H(5) bond length is 1.10 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(4), one C(8), and one H(6) atom. The C(7)-C(8) bond length is 1.40 Å. The C(7)-H(6) bond length is 1.08 Å. In the eighth 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 1.50 Å. The C(8)-C(9) bond length is 1.40 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(2), one C(8), and one H(7) atom. The C(9)-H(7) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(4), and one O(6) atom. The C(10)-O(4) bond length is 1.30 Å. The C(10)-O(6) bond length is 1.25 Å. N(1) is bonded in a trigonal planar geometry to one C(4), one C(5), and one H(1) atom. The N(1)-H(1) bond length is 1.03 Å. There are eleven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(1) atom. 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(6) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(6) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(6) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(7) 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 linear geometry to one O(3) and one O(5) atom. The H(8)-O(3) bond length is 1.54 Å. The H(8)-O(5) bond length is 1.01 Å. In the ninth H site, H(9) is bonded in a distorted single-bond geometry to one O(2) and one O(5) atom. The H(9)-O(2) bond length is 1.66 Å. The H(9)-O(5) bond length is 1.00 Å. In the tenth H site, H(10) is bonded in a distorted single-bond geometry to one O(2) and one O(7) atom. The H(10)-O(2) bond length is 1.67 Å. The H(10)-O(7) bond length is 1.00 Å. In the eleventh H site, H(11) is bonded in a distorted linear geometry to one O(6) and one O(7) atom. The H(11)-O(6) bond length is 1.63 Å. The H(11)-O(7) bond length is 1.01 Å. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one C(1), one H(10), and one H(9) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one C(5) and one H(8) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(10) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one H(8), and one H(9) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one C(10) and one H(11) atom. In the seventh O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one H(10), and one H(11) atom. Linkers: 2 CC(=O)Nc1cc(C([O])=O)cc(C([O])=O)c1. Metal clusters: 2 O.O.O=[C]O[Zn]O[C]=O. The MOF has largest included sphere 2.09 A, density 1.76 g/cm3, surface area 4319.33 m2/g, accessible volume 0.12 cm3/g