ZnC24H16(NO)4 crystallizes in the triclinic P-1 space group. Zn(1) is bonded in a tetrahedral geometry to one N(3), one N(4), one O(1), and one O(2) atom. The Zn(1)-N(3) bond length is 2.05 Å. The Zn(1)-N(4) bond length is 2.05 Å. The Zn(1)-O(1) bond length is 1.96 Å. The Zn(1)-O(2) bond length is 1.96 Å. There are thirteen inequivalent C sites. In the first C site, C(1,2) is bonded in a distorted bent 120 degrees geometry to one C(3,4); one N(3); and one H(1,2) atom. The C(1,2)-C(3,4) bond length is 1.39 Å. The C(1,2)-N(3) bond length is 1.35 Å. The C(1,2)-H(1,2) bond length is 1.09 Å. In the second C site, C(3,4) is bonded in a distorted trigonal planar geometry to one C(1,2); one C(5,6); and one H(3,4) atom. The C(3,4)-C(5,6) bond length is 1.40 Å. The C(3,4)-H(3,4) bond length is 1.09 Å. In the third C site, C(5,6) is bonded in a trigonal planar geometry to one C(3,4); one C(5,6); and one C(7,8) atom. The C(5,6)-C(5,6) bond length is 1.48 Å. The C(5,6)-C(7,8) bond length is 1.41 Å. In the fourth C site, C(7,8) is bonded in a distorted single-bond geometry to one C(5,6); one C(9,10); and one H(5,6) atom. The C(7,8)-C(9,10) bond length is 1.39 Å. The C(7,8)-H(5,6) bond length is 1.09 Å. In the fifth C site, C(9,10) is bonded in a distorted trigonal planar geometry to one C(7,8); one N(3); and one H(7,8) atom. The C(9,10)-N(3) bond length is 1.35 Å. The C(9,10)-H(7,8) bond length is 1.09 Å. In the sixth C site, C(11,12) is bonded in a distorted bent 120 degrees geometry to one C(13), one O(1), and one O(3) atom. The C(11,12)-C(13) bond length is 1.50 Å. The C(11,12)-O(1) bond length is 1.32 Å. The C(11,12)-O(3) bond length is 1.25 Å. In the seventh C site, C(13) is bonded in a trigonal planar geometry to one C(11,12); one C(15,16); and one C(23,24) atom. The C(13)-C(15,16) bond length is 1.41 Å. The C(13)-C(23,24) bond length is 1.40 Å. In the eighth C site, C(14) is bonded in a trigonal planar geometry to one C(11,12); one C(15,16); and one C(23,24) atom. The C(14)-C(11,12) bond length is 1.50 Å. The C(14)-C(15,16) bond length is 1.41 Å. The C(14)-C(23,24) bond length is 1.40 Å. In the ninth C site, C(15,16) is bonded in a distorted single-bond geometry to one C(13) and one H(9,10) atom. The C(15,16)-H(9,10) bond length is 1.09 Å. In the tenth C site, C(17,18) is bonded in a distorted single-bond geometry to one C(19,20) and one H(11,12) atom. The C(17,18)-C(19,20) bond length is 1.41 Å. The C(17,18)-H(11,12) bond length is 1.09 Å. In the eleventh C site, C(19,20) is bonded in a distorted trigonal planar geometry to one C(17,18); one C(21,22); and one N(1,2) atom. The C(19,20)-C(21,22) bond length is 1.41 Å. The C(19,20)-N(1,2) bond length is 1.41 Å. In the twelfth C site, C(21,22) is bonded in a distorted trigonal planar geometry to one C(19,20); one C(23,24); and one H(13,14) atom. The C(21,22)-C(23,24) bond length is 1.39 Å. The C(21,22)-H(13,14) bond length is 1.09 Å. In the thirteenth C site, C(23,24) is bonded in a distorted trigonal planar geometry to one C(13); one C(21,22); and one H(15,16) atom. The C(23,24)-H(15,16) bond length is 1.09 Å. There are three inequivalent N sites. In the first N site, N(1,2) is bonded in a distorted bent 120 degrees geometry to one C(19,20) and one N(1,2) atom. The N(1,2)-N(1,2) bond length is 1.27 Å. In the second N site, N(3) is bonded in a trigonal planar geometry to one Zn(1); one C(1,2); and one C(9,10) atom. In the third N site, N(4) is bonded in a trigonal planar geometry to one Zn(1); one C(1,2); and one C(9,10) atom. The N(4)-C(1,2) bond length is 1.35 Å. The N(4)-C(9,10) bond length is 1.35 Å. There are eight inequivalent H sites. In the first H site, H(1,2) is bonded in a single-bond geometry to one C(1,2) atom. In the second H site, H(3,4) is bonded in a single-bond geometry to one C(3,4) atom. In the third H site, H(5,6) is bonded in a single-bond geometry to one C(7,8) atom. In the fourth H site, H(7,8) is bonded in a single-bond geometry to one C(9,10) atom. In the fifth H site, H(9,10) is bonded in a single-bond geometry to one C(15,16) atom. In the sixth H site, H(11,12) is bonded in a single-bond geometry to one C(17,18) atom. In the seventh H site, H(13,14) is bonded in a single-bond geometry to one C(21,22) atom. In the eighth H site, H(15,16) is bonded in a single-bond geometry to one C(23,24) atom. There are four 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(11,12) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(11,12) atom. The O(2)-C(11,12) bond length is 1.32 Å. In the third O site, O(3) is bonded in a single-bond geometry to one C(11,12) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one C(11,12) atom. The O(4)-C(11,12) bond length is 1.25 Å. Linkers: 4 [c]1cc(-c2ccncc2)ccn1 ,2 c1cc(-c2ccncc2)ccn1 ,2 [O]C(=O)c1ccc([N][N]c2ccc(C([O])=O)cc2)cc1 ,2 [O][C]c1[c]cc([N][N]c2ccc(C([O])=O)cc2)cc1. Metal clusters: 2 O=[C]O[Zn]O[C]=O. The MOF has largest included sphere 4.22 A, density 1.18 g/cm3, surface area 4778.41 m2/g, accessible volume 0.43 cm3/g