Co3C14H8(NO5)2 crystallizes in the monoclinic P2_1/c space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one N(2), one O(1), one O(2), one O(8), and two equivalent O(10) atoms to form CoNO5 octahedra that share  a cornercorner with one Co(2)O6 octahedra,  an edgeedge with one Co(1)NO5 octahedra, and  an edgeedge with one Co(2)O6 octahedra. The corner-sharing octahedral tilt angles are 61°. The Co(1)-N(2) bond length is 2.14 Å. The Co(1)-O(1) bond length is 2.19 Å. The Co(1)-O(2) bond length is 2.08 Å. The Co(1)-O(8) bond length is 2.07 Å. There is one shorter (2.09 Å) and one longer (2.10 Å) Co(1)-O(10) bond length. In the second Co site, Co(2) is bonded to one O(10), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form a mixture of edge and corner-sharing CoO6 octahedra. The corner-sharing octahedral tilt angles range from 59-61°. The Co(2)-O(10) bond length is 2.11 Å. The Co(2)-O(2) bond length is 2.10 Å. The Co(2)-O(3) bond length is 2.07 Å. The Co(2)-O(4) bond length is 2.07 Å. The Co(2)-O(7) bond length is 2.10 Å. The Co(2)-O(9) bond length is 2.04 Å. In the third Co site, Co(3) is bonded to one N(1), one O(5), one O(6), one O(7), and two equivalent O(4) atoms to form CoNO5 octahedra that share  a cornercorner with one Co(2)O6 octahedra,  an edgeedge with one Co(3)NO5 octahedra, and  an edgeedge with one Co(2)O6 octahedra. The corner-sharing octahedral tilt angles are 59°. The Co(3)-N(1) bond length is 2.16 Å. The Co(3)-O(5) bond length is 2.18 Å. The Co(3)-O(6) bond length is 2.07 Å. The Co(3)-O(7) bond length is 2.11 Å. There is one shorter (2.08 Å) and one longer (2.10 Å) Co(3)-O(4) bond length. There are fourteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(12), one O(7), and one O(8) atom. The C(1)-C(12) bond length is 1.50 Å. The C(1)-O(7) bond length is 1.25 Å. The C(1)-O(8) bond length is 1.25 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(14), one C(9), and one N(2) atom. The C(2)-C(14) bond length is 1.51 Å. The C(2)-C(9) bond length is 1.39 Å. The C(2)-N(2) bond length is 1.35 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(10), one C(8), and one C(9) atom. The C(3)-C(10) bond length is 1.52 Å. The C(3)-C(8) bond length is 1.39 Å. The C(3)-C(9) bond length is 1.39 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(4) atom. The C(4)-N(2) bond length is 1.34 Å. The C(4)-H(4) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(11) and one H(6) atom. The C(5)-C(11) bond length is 1.39 Å. The C(5)-H(6) bond length is 0.94 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(5), and one O(9) atom. The C(6)-C(11) bond length is 1.52 Å. The C(6)-O(5) bond length is 1.26 Å. The C(6)-O(9) bond length is 1.26 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(7) atom. The C(7)-N(1) bond length is 1.33 Å. The C(7)-H(7) bond length is 0.94 Å. In the eighth C site, C(8) is bonded in a distorted single-bond geometry to one C(3) and one H(3) atom. The C(8)-H(3) bond length is 0.94 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(2), one C(3), and one H(2) atom. The C(9)-H(2) bond length is 0.93 Å. In the tenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(1), and one O(3) atom. The C(10)-O(1) bond length is 1.26 Å. The C(10)-O(3) bond length is 1.25 Å. In the eleventh C site, C(11) is bonded in a trigonal planar geometry to one C(13), one C(5), and one C(6) atom. The C(11)-C(13) bond length is 1.39 Å. In the twelfth C site, C(12) is bonded in a distorted trigonal planar geometry to one C(1), one C(13), and one N(1) atom. The C(12)-C(13) bond length is 1.39 Å. The C(12)-N(1) bond length is 1.35 Å. In the thirteenth C site, C(13) is bonded in a distorted single-bond geometry to one C(11), one C(12), and one H(8) atom. The C(13)-H(8) bond length is 0.92 Å. In the fourteenth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(2), and one O(6) atom. The C(14)-O(2) bond length is 1.26 Å. The C(14)-O(6) bond length is 1.24 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Co(3), one C(12), and one C(7) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Co(1), one C(2), and one C(4) atom. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(10) atom. The H(1)-O(10) bond length is 0.82 Å. In the second H site, H(2) is bonded in a single-bond geometry to one C(9) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(8) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(4) atom. The H(5)-O(4) bond length is 0.81 Å. 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 C(7) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(13) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one C(10) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one C(14) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Co(2) and one C(10) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Co(2), two equivalent Co(3), and one H(5) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Co(3) and one C(6) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Co(3) and one C(14) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Co(2), one Co(3), and one C(1) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Co(1) and one C(1) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Co(2) and one C(6) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Co(2), two equivalent Co(1), and one H(1) atom. Linkers: 8 [O]C(=O)c1ccnc(C([O])=O)c1. Metal clusters: 12 [Co]. The MOF has largest included sphere 6.95 A, density 1.42 g/cm3, surface area 2873.80 m2/g, accessible volume 0.32 cm3/g