ZnC9H7(N2O)2 is Indium-like structured and crystallizes in the tetragonal P4_2/n space group. The structure is zero-dimensional and consists of two ZnC9H7(N2O)2 clusters. Zn(1) is bonded in a trigonal pyramidal geometry to one N(1), one N(4), one O(1), and one O(2) atom. The Zn(1)-N(1) bond length is 2.01 Å. The Zn(1)-N(4) bond length is 2.06 Å. The Zn(1)-O(1) bond length is 2.13 Å. The Zn(1)-O(2) bond length is 1.99 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 O(1) and one O(2) atom. The C(1)-O(1) bond length is 1.24 Å. The C(1)-O(2) bond length is 1.27 Å. In the second C site, C(2) is bonded in a water-like geometry to one C(3), one H(1), and one H(2) atom. The C(2)-C(3) bond length is 1.49 Å. The C(2)-H(1) bond length is 0.97 Å. The C(2)-H(2) bond length is 0.97 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one N(3) atom. The C(3)-N(1) bond length is 1.31 Å. The C(3)-N(3) bond length is 1.32 Å. In the fourth C site, C(4) is bonded in a distorted water-like geometry to one C(5), one N(2), and one N(3) atom. The C(4)-C(5) bond length is 1.47 Å. The C(4)-N(2) bond length is 1.30 Å. The C(4)-N(3) bond length is 1.34 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(9) atom. The C(5)-C(6) bond length is 1.39 Å. The C(5)-C(9) bond length is 1.38 Å. In the sixth C site, C(6) is bonded in a single-bond geometry to one C(5) and one H(3) atom. The C(6)-H(3) bond length is 0.93 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(4) atom. The C(7)-N(4) bond length is 1.33 Å. The C(7)-H(4) bond length is 0.93 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(5) atom. The C(8)-N(4) bond length is 1.33 Å. The C(8)-H(5) bond length is 0.93 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(5) and one H(6) atom. The C(9)-H(6) bond length is 0.93 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Zn(1), one C(3), and one N(2) atom. The N(1)-N(2) bond length is 1.38 Å. In the second N site, N(2) is bonded in a distorted water-like geometry to one C(4) and one N(1) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one C(3), one C(4), and one H(7) atom. The N(3)-H(7) bond length is 0.86 Å. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Zn(1), one C(7), and one C(8) atom. There are seven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) 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(7) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(9) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one N(3) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one C(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(1) atom. Linkers: 8 [O]C(=O)Cc1nnc(-c2ccncc2)[nH]1. Metal clusters: 8 [Zn]. The MOF has largest included sphere 6.42 A, density 0.97 g/cm3, surface area 4149.83 m2/g, accessible volume 0.58 cm3/g