ZnH18(C7N2)2 is Indium-like structured and crystallizes in the monoclinic C2 space group. The structure is zero-dimensional and consists of two ZnH18(C7N2)2 clusters. Zn(1) is bonded in a distorted square co-planar geometry to two equivalent N(1) and two equivalent H(9) atoms. Both Zn(1)-N(1) bond lengths are 2.15 Å. Both Zn(1)-H(9) bond lengths are 1.71 Å. There are seven inequivalent C sites. In the first C site, C(1) is bonded in a 3-coordinate geometry to one N(2) and two equivalent H(1,2) atoms. The C(1)-N(2) bond length is 1.47 Å. Both C(1)-H(1,2) bond lengths are 0.97 Å. In the second C site, C(2) is bonded in a 3-coordinate geometry to one C(7); one N(2); and two equivalent H(3,4) atoms. The C(2)-C(7) bond length is 1.50 Å. The C(2)-N(2) bond length is 1.47 Å. Both C(2)-H(3,4) bond lengths are 0.97 Å. In the third C site, C(4) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(6) atom. The C(4)-N(1) bond length is 1.30 Å. The C(4)-H(6) bond length is 0.93 Å. In the fourth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(7) atom. The C(5)-N(1) bond length is 1.33 Å. The C(5)-H(7) bond length is 0.93 Å. In the fifth C site, C(3) is bonded in a distorted single-bond geometry to one C(7) and one H(5) atom. The C(3)-C(7) bond length is 1.36 Å. The C(3)-H(5) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(7) and one H(8) atom. The C(6)-C(7) bond length is 1.36 Å. The C(6)-H(8) bond length is 0.93 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(2), one C(3), and one C(6) atom. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Zn(1), one C(4), and one C(5) atom. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one C(1), one C(2), and one H(9) atom. The N(2)-H(9) bond length is 0.86 Å. There are seven inequivalent H sites. In the first H site, H(1,2) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(3,4) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(5) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(6) is bonded in a single-bond geometry to one C(4) atom. In the fifth H site, H(7) is bonded in a single-bond geometry to one C(5) atom. In the sixth H site, H(8) is bonded in a single-bond geometry to one C(6) atom. In the seventh H site, H(9) is bonded in a distorted single-bond geometry to one Zn(1) and one N(2) atom. Linkers: 2 c1cc(C[N]CC[N]Cc2ccncc2)ccn1. Metal clusters: 2 [NH].[NH].[Zn]. The MOF has largest included sphere 5.94 A, density 0.87 g/cm3, surface area 5144.00 m2/g, accessible volume 0.64 cm3/g