ZnC9N3H5O2CH crystallizes in the monoclinic P2_1/c space group. The structure consists of four 02329_fluka molecules inside a ZnC9N3H5O2 framework. In the ZnC9N3H5O2 framework, Zn(1) is bonded in a trigonal pyramidal geometry to one N(1), one N(3), one O(1), and one O(2) atom. The Zn(1)-N(1) bond length is 1.97 Å. The Zn(1)-N(3) bond length is 1.98 Å. The Zn(1)-O(1) bond length is 1.98 Å. The Zn(1)-O(2) bond length is 2.04 Å. There are nine inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one C(2), one C(6), and one N(3) atom. The C(1)-C(2) bond length is 1.41 Å. The C(1)-C(6) bond length is 1.41 Å. The C(1)-N(3) bond length is 1.38 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1) and one H(1) atom. The C(2)-H(1) bond length is 1.09 Å. In the third C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(3) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-H(3) bond length is 1.09 Å. In the fourth C site, C(5) is bonded in a distorted single-bond geometry to one C(4), one C(6), and one H(4) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-H(4) bond length is 1.09 Å. In the fifth C site, C(6) is bonded in a distorted single-bond geometry to one C(1), one C(5), and one N(1) atom. The C(6)-N(1) bond length is 1.37 Å. In the sixth C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(1), and one O(2) atom. The C(7)-C(8) bond length is 1.49 Å. The C(7)-O(1) bond length is 1.28 Å. The C(7)-O(2) bond length is 1.27 Å. In the seventh 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 1.40 Å. The C(8)-C(9) bond length is 1.40 Å. In the eighth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(10), one C(8), and one H(5) atom. The C(9)-C(10) bond length is 1.39 Å. The C(9)-H(5) bond length is 1.09 Å. In the ninth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(8), one C(9), and one H(6) atom. The C(10)-H(6) bond length is 1.09 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(6), and one N(2) atom. The N(1)-N(2) bond length is 1.33 Å. In the second N site, N(2) is bonded in a water-like geometry to one N(1) and one N(3) atom. The N(2)-N(3) bond length is 1.34 Å. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(1), and one N(2) atom. There are five 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(3) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(9) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. There are two 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(7) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Zn(1) and one C(7) atom. Linkers: 2 c1ccc2c(c1)=N[N]N=2 ,2 [CH]1C=CC2=NN=NC2=C1 ,2 [O]C(=O)c1ccc(C([O])=O)cc1. Metal clusters: 4 [Zn]. The MOF has largest included sphere 2.18 A, density 1.82 g/cm3, surface area 4151.49 m2/g, accessible volume 0.18 cm3/g