ZnH18(C7N2)2 is Indium-like structured and crystallizes in the monoclinic Cc space group. The structure is zero-dimensional and consists of four ZnH18(C7N2)2 clusters. Zn(1) is bonded in a rectangular see-saw-like geometry to one N(1), one N(2), one N(3), and one N(4) atom. The Zn(1)-N(1) bond length is 2.15 Å. The Zn(1)-N(2) bond length is 2.26 Å. The Zn(1)-N(3) bond length is 2.15 Å. The Zn(1)-N(4) bond length is 2.21 Å. There are fourteen inequivalent C sites. In the first C site, C(1) is bonded in a 3-coordinate geometry to one N(1) and two equivalent H(1,2) atoms. The C(1)-N(1) bond length is 1.49 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 N(2) and two equivalent H(3,4) atoms. 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(3) is bonded in a 3-coordinate geometry to one C(4); one N(2); and two equivalent H(5,6) atoms. The C(3)-C(4) bond length is 1.53 Å. The C(3)-N(2) bond length is 1.49 Å. Both C(3)-H(5,6) bond lengths are 0.97 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(7) atom. The C(4)-C(5) bond length is 1.35 Å. The C(4)-C(7) bond length is 1.39 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(4) and one H(7) atom. The C(5)-H(7) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(8) atom. The C(6)-N(4) bond length is 1.33 Å. The C(6)-H(8) bond length is 0.93 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(4) and one H(9) atom. The C(7)-H(9) 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(10) atom. The C(8)-N(4) bond length is 1.32 Å. The C(8)-H(10) bond length is 0.93 Å. In the ninth C site, C(9) is bonded in a 3-coordinate geometry to one C(10); one N(1); and two equivalent H(11,12) atoms. The C(9)-C(10) bond length is 1.51 Å. The C(9)-N(1) bond length is 1.47 Å. Both C(9)-H(11,12) bond lengths are 0.97 Å. In the tenth C site, C(10) is bonded in a trigonal planar geometry to one C(11), one C(13), and one C(9) atom. The C(10)-C(11) bond length is 1.37 Å. The C(10)-C(13) bond length is 1.36 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(10) and one H(13) atom. The C(11)-H(13) bond length is 0.93 Å. In the twelfth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one N(3) and one H(14) atom. The C(12)-N(3) bond length is 1.33 Å. The C(12)-H(14) bond length is 0.93 Å. In the thirteenth C site, C(13) is bonded in a distorted single-bond geometry to one C(10) and one H(15) atom. The C(13)-H(15) bond length is 0.93 Å. In the fourteenth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one N(3) and one H(16) atom. The C(14)-N(3) bond length is 1.32 Å. The C(14)-H(16) bond length is 0.93 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a distorted single-bond geometry to one Zn(1), one C(1), one C(9), and one H(17) atom. The N(1)-H(17) bond length is 0.91 Å. In the second N site, N(2) is bonded in a distorted single-bond geometry to one Zn(1), one C(2), one C(3), and one H(18) atom. The N(2)-H(18) bond length is 0.91 Å. In the third N site, N(3) is bonded in a trigonal planar geometry to one Zn(1), one C(12), and one C(14) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Zn(1), one C(6), and one C(8) atom. There are fourteen 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(5,6) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(7) is bonded in a single-bond geometry to one C(5) atom. In the fifth H site, H(9) is bonded in a single-bond geometry to one C(7) 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(10) is bonded in a single-bond geometry to one C(8) atom. In the eighth H site, H(11,12) is bonded in a single-bond geometry to one C(9) atom. In the ninth H site, H(13) is bonded in a single-bond geometry to one C(11) atom. In the tenth H site, H(14) is bonded in a single-bond geometry to one C(12) atom. In the eleventh H site, H(15) is bonded in a single-bond geometry to one C(13) atom. In the twelfth H site, H(16) is bonded in a single-bond geometry to one C(14) atom. In the thirteenth H site, H(17) is bonded in a single-bond geometry to one N(1) atom. In the fourteenth H site, H(18) is bonded in a single-bond geometry to one N(2) atom. Linkers: 4 c1cc(CNCCNCc2ccncc2)ccn1. Metal clusters: 4 [Zn]. The MOF has largest included sphere 5.63 A, density 0.71 g/cm3, surface area 5116.13 m2/g, accessible volume 0.92 cm3/g