Zn5C28N18H16(O5F4)2 crystallizes in the triclinic P-1 space group. There are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in an octahedral geometry to two equivalent N(2), two equivalent N(5), and two equivalent N(8) atoms. Both Zn(1)-N(2) bond lengths are 2.14 Å. Both Zn(1)-N(5) bond lengths are 2.19 Å. Both Zn(1)-N(8) bond lengths are 2.23 Å. In the second Zn site, Zn(2) is bonded in a tetrahedral geometry to one N(1), one N(4), one N(7), and one O(1) atom. The Zn(2)-N(1) bond length is 1.99 Å. The Zn(2)-N(4) bond length is 2.02 Å. The Zn(2)-N(7) bond length is 2.01 Å. The Zn(2)-O(1) bond length is 1.93 Å. In the third Zn site, Zn(3) is bonded in a trigonal bipyramidal geometry to one N(3), one N(6), one N(9), one O(4), and one O(5) atom. The Zn(3)-N(3) bond length is 2.00 Å. The Zn(3)-N(6) bond length is 2.02 Å. The Zn(3)-N(9) bond length is 2.00 Å. The Zn(3)-O(4) bond length is 2.13 Å. The Zn(3)-O(5) bond length is 2.51 Å. There are fourteen inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(3), and one H(3) atom. The C(1)-N(1) bond length is 1.33 Å. The C(1)-N(3) bond length is 1.35 Å. The C(1)-H(3) bond length is 1.08 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one N(2), one N(3), and one H(4) atom. The C(2)-N(2) bond length is 1.32 Å. The C(2)-N(3) bond length is 1.36 Å. The C(2)-H(4) bond length is 1.09 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one N(4), one N(6), and one H(5) atom. The C(3)-N(4) bond length is 1.33 Å. The C(3)-N(6) bond length is 1.35 Å. The C(3)-H(5) bond length is 1.08 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one N(5), one N(6), and one H(1) atom. The C(4)-N(5) bond length is 1.33 Å. The C(4)-N(6) bond length is 1.36 Å. The C(4)-H(1) bond length is 1.08 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one N(7), one N(9), and one H(6) atom. The C(5)-N(7) bond length is 1.33 Å. The C(5)-N(9) bond length is 1.35 Å. The C(5)-H(6) bond length is 1.08 Å. In the sixth C site, C(6) is bonded in a trigonal planar geometry to one N(8), one N(9), and one H(2) atom. The C(6)-N(8) bond length is 1.33 Å. The C(6)-N(9) bond length is 1.36 Å. The C(6)-H(2) bond length is 1.08 Å. In the seventh 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 1.51 Å. The C(7)-O(1) bond length is 1.29 Å. The C(7)-O(2) bond length is 1.25 Å. In the eighth 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 ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(8) and one F(1) atom. The C(9)-F(1) bond length is 1.36 Å. In the tenth C site, C(10) is bonded in a single-bond geometry to one C(8) and one F(2) atom. The C(10)-F(2) bond length is 1.36 Å. In the eleventh C site, C(11) is bonded in a single-bond geometry to one C(13) and one F(3) atom. The C(11)-C(13) bond length is 1.39 Å. The C(11)-F(3) bond length is 1.36 Å. In the twelfth C site, C(12) is bonded in a single-bond geometry to one C(13) and one F(4) atom. The C(12)-C(13) bond length is 1.39 Å. The C(12)-F(4) bond length is 1.36 Å. In the thirteenth C site, C(13) is bonded in a trigonal planar geometry to one C(11), one C(12), and one C(14) atom. The C(13)-C(14) bond length is 1.53 Å. In the fourteenth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(13), one O(3), and one O(4) atom. The C(14)-O(3) bond length is 1.24 Å. The C(14)-O(4) bond length is 1.28 Å. There are nine inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Zn(2), one C(1), and one N(2) atom. The N(1)-N(2) bond length is 1.37 Å. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(2), and one N(1) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Zn(3), one C(1), and one C(2) atom. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one Zn(2), one C(3), and one N(5) atom. The N(4)-N(5) bond length is 1.37 Å. In the fifth N site, N(5) is bonded in a 3-coordinate geometry to one Zn(1), one C(4), and one N(4) atom. In the sixth N site, N(6) is bonded in a trigonal planar geometry to one Zn(3), one C(3), and one C(4) atom. In the seventh N site, N(7) is bonded in a 3-coordinate geometry to one Zn(2), one C(5), and one N(8) atom. The N(7)-N(8) bond length is 1.37 Å. In the eighth N site, N(8) is bonded in a 3-coordinate geometry to one Zn(1), one C(6), and one N(7) atom. In the ninth N site, N(9) is bonded in a trigonal planar geometry to one Zn(3), one C(5), and one C(6) atom. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(4) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(6) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(1) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(2) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(3) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(5) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(5) atom. The H(7)-O(5) bond length is 0.97 Å. In the eighth H site, H(8) is bonded in a distorted single-bond geometry to one O(2) and one O(5) atom. The H(8)-O(2) bond length is 1.67 Å. The H(8)-O(5) bond length is 1.00 Å. There are five inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(7) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one C(7) and one H(8) atom. In the third O site, O(3) is bonded in a single-bond geometry to one C(14) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Zn(3) and one C(14) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one Zn(3), one H(7), and one H(8) atom. There are four inequivalent F sites. In the first F site, F(1) is bonded in a single-bond geometry to one C(9) atom. In the second F site, F(2) is bonded in a single-bond geometry to one C(10) atom. In the third F site, F(3) is bonded in a single-bond geometry to one C(11) atom. In the fourth F site, F(4) is bonded in a single-bond geometry to one C(12) atom. Linkers: 2 [O]C(=O)c1c(F)c(F)c(C(=O)O[Zn](n2cnnc2)(n2cnnc2)n2cnnc2)c(F)c1F. Metal clusters: 1 O=[C]O[Zn@]12[N][N][Zn]34([N][N][Zn@@](O[C]=O)(N=N3)N=N4)(N=N1)N=N2. The MOF has largest included sphere 3.80 A, density 1.85 g/cm3, surface area 3497.40 m2/g, accessible volume 0.20 cm3/g