Fe3C24N3H9O13 crystallizes in the cubic P-43n space group. Fe(1) is bonded to one O(1), one O(2), one O(3), one O(4), and one O(5) atom to form corner-sharing FeO5 square pyramids. The Fe(1)-O(1) bond length is 1.98 Å. The Fe(1)-O(2) bond length is 2.00 Å. The Fe(1)-O(3) bond length is 2.00 Å. The Fe(1)-O(4) bond length is 2.00 Å. The Fe(1)-O(5) bond length is 1.92 Å. There are eight inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(1)-C(2) bond length is 1.49 Å. The C(1)-O(1) bond length is 1.29 Å. The C(1)-O(2) bond length is 1.25 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(6) atom. The C(2)-C(3) bond length is 1.39 Å. The C(2)-C(6) bond length is 1.37 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one H(1) atom. The C(3)-C(4) bond length is 1.32 Å. The C(3)-H(1) bond length is 0.94 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one N(1) atom. The C(4)-C(5) bond length is 1.45 Å. The C(4)-N(1) bond length is 1.48 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(4), one C(7), and one H(2) atom. The C(5)-C(7) bond length is 1.37 Å. The C(5)-H(2) bond length is 0.94 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(2), one C(7), and one H(3) atom. The C(6)-C(7) bond length is 1.42 Å. The C(6)-H(3) bond length is 0.94 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(5), one C(6), and one C(8) atom. The C(7)-C(8) bond length is 1.45 Å. In the eighth C site, C(8) is bonded in a bent 120 degrees geometry to one C(7), one O(3), and one O(4) atom. The C(8)-O(3) bond length is 1.30 Å. The C(8)-O(4) bond length is 1.24 Å. N(1) is bonded in a single-bond geometry to one C(4) atom. There are three inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(5) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(6) atom. There are five inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Fe(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Fe(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Fe(1) and one C(8) atom. In the fourth O site, O(5) is bonded in a trigonal planar geometry to three equivalent Fe(1) atoms. In the fifth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Fe(1) and one C(8) atom. Linkers: 12 [O]C(=O)c1cc([N][N]c2cc(C([O])=O)cc(C([O])=O)c2)cc(C([O])=O)c1. Metal clusters: 8 [C]1O[Fe]23O[C]O[Fe]45(O1)O[C]O[Fe](O[C]O2)(O[C]O3)(O[C]O4)O5. RCSR code: soc. The MOF has largest included sphere 10.28 A, density 0.91 g/cm3, surface area 3420.76 m2/g, accessible volume 0.65 cm3/g