Zn3C14H8(NO)8 crystallizes in the monoclinic C2/c space group. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a distorted square pyramidal geometry to one N(1), one N(4), one O(1), one O(2), and one O(3) atom. The Zn(1)-N(1) bond length is 2.00 Å. The Zn(1)-N(4) bond length is 2.03 Å. The Zn(1)-O(1) bond length is 2.17 Å. The Zn(1)-O(2) bond length is 2.23 Å. The Zn(1)-O(3) bond length is 2.15 Å. In the second Zn site, Zn(2) is bonded in a tetrahedral geometry to two equivalent N(3) and two equivalent O(4) atoms. Both Zn(2)-N(3) bond lengths are 1.97 Å. Both Zn(2)-O(4) bond lengths are 1.97 Å. There are seven inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(1), and one O(2) atom. The C(1)-C(4) bond length is 1.50 Å. The C(1)-O(1) bond length is 1.25 Å. The C(1)-O(2) bond length is 1.25 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(3), one C(4), and one H(1) atom. The C(2)-C(3) bond length is 1.38 Å. The C(2)-C(4) bond length is 1.40 Å. The C(2)-H(1) bond length is 0.93 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(7) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-C(7) bond length is 1.51 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(1), one C(2), and one C(3) atom. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one N(1), one N(2), and one N(3) atom. The C(5)-N(1) bond length is 1.34 Å. The C(5)-N(2) bond length is 1.36 Å. The C(5)-N(3) bond length is 1.36 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one N(3), one N(4), and one H(4) atom. The C(6)-N(3) bond length is 1.35 Å. The C(6)-N(4) bond length is 1.31 Å. The C(6)-H(4) bond length is 0.93 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(3), and one O(4) atom. The C(7)-O(3) bond length is 1.26 Å. The C(7)-O(4) bond length is 1.27 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(5), and one N(4) atom. The N(1)-N(4) bond length is 1.39 Å. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one C(5) and two equivalent H(2,3) atoms. Both N(2)-H(2,3) bond lengths are 0.86 Å. In the third N site, N(3) is bonded in a trigonal planar geometry to one Zn(2), one C(5), and one C(6) atom. In the fourth N site, N(4) is bonded in a 3-coordinate geometry to one Zn(1), one C(6), and one N(1) atom. There are three 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(2,3) is bonded in a single-bond geometry to one N(2) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(6) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a distorted L-shaped geometry to one Zn(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted L-shaped geometry to one Zn(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Zn(1) and one C(7) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Zn(2) and one C(7) atom. Linkers: 3 [O]C(=O)c1cc(C([O])=O)c(C([O])=O)cc1C([O])=O ,1 NC1=[N]=CN=N1 ,3 NC1=N[N]C=N1. Metal clusters: 6 [Zn]. The MOF has largest included sphere 4.08 A, density 1.95 g/cm3, surface area 3051.84 m2/g, accessible volume 0.17 cm3/g