Co3C14H8(NO5)2 crystallizes in the triclinic P-1 space group. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one N(1), one N(2), one O(1), one O(5), and two equivalent O(10) atoms to form distorted CoN2O4 octahedra that share  an edgeedge with one Co(1)N2O4 octahedra and edges with two equivalent Co(2)O6 octahedra. The Co(1)-N(1) bond length is 2.11 Å. The Co(1)-N(2) bond length is 2.13 Å. The Co(1)-O(1) bond length is 2.10 Å. The Co(1)-O(5) bond length is 2.06 Å. There is one shorter (2.07 Å) and one longer (2.09 Å) Co(1)-O(10) bond length. In the second Co site, Co(2) is bonded to one O(1), one O(10), one O(3), one O(5), one O(8), and one O(9) atom to form CoO6 octahedra that share corners with two equivalent Co(3)O5 square pyramids and edges with two equivalent Co(1)N2O4 octahedra. The Co(2)-O(1) bond length is 2.16 Å. The Co(2)-O(10) bond length is 2.09 Å. The Co(2)-O(3) bond length is 2.06 Å. The Co(2)-O(5) bond length is 2.13 Å. The Co(2)-O(8) bond length is 2.10 Å. The Co(2)-O(9) bond length is 2.01 Å. In the third Co site, Co(3) is bonded to one O(2), one O(4), one O(7), and two equivalent O(9) atoms to form CoO5 square pyramids that share corners with two equivalent Co(2)O6 octahedra and  an edgeedge with one Co(3)O5 square pyramid. The corner-sharing octahedral tilt angles range from 58-68°. The Co(3)-O(2) bond length is 2.12 Å. The Co(3)-O(4) bond length is 2.07 Å. The Co(3)-O(7) bond length is 2.12 Å. There is one shorter (2.05 Å) and one longer (2.10 Å) Co(3)-O(9) 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 O(1) and one O(2) atom. The C(1)-O(1) bond length is 1.27 Å. The C(1)-O(2) bond length is 1.25 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(3) and one N(1) atom. The C(2)-C(3) bond length is 1.38 Å. The C(2)-N(1) bond length is 1.35 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(2), one C(4), and one H(3) atom. The C(3)-C(4) bond length is 1.39 Å. The C(3)-H(3) bond length is 0.95 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(7) atom. The C(4)-C(5) bond length is 1.38 Å. The C(4)-C(7) bond length is 1.51 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(4) and one H(4) atom. The C(5)-H(4) bond length is 0.95 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(5) atom. The C(6)-N(1) bond length is 1.33 Å. The C(6)-H(5) bond length is 0.95 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(3), and one O(4) atom. The C(7)-O(3) bond length is 1.25 Å. The C(7)-O(4) bond length is 1.26 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one O(5) and one O(6) atom. The C(8)-O(5) bond length is 1.28 Å. The C(8)-O(6) bond length is 1.23 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(10) and one N(2) atom. The C(9)-C(10) bond length is 1.38 Å. The C(9)-N(2) bond length is 1.35 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(11), one C(9), and one H(6) atom. The C(10)-C(11) bond length is 1.40 Å. The C(10)-H(6) bond length is 0.95 Å. In the eleventh C site, C(11) is bonded in a trigonal planar geometry to one C(10), one C(12), and one C(14) atom. The C(11)-C(12) bond length is 1.39 Å. The C(11)-C(14) bond length is 1.50 Å. In the twelfth C site, C(12) is bonded in a distorted single-bond geometry to one C(11) and one H(7) atom. The C(12)-H(7) bond length is 0.95 Å. In the thirteenth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(8) atom. The C(13)-N(2) bond length is 1.34 Å. The C(13)-H(8) bond length is 0.95 Å. In the fourteenth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(7), and one O(8) atom. The C(14)-O(7) bond length is 1.25 Å. The C(14)-O(8) bond length is 1.27 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Co(1), one C(2), and one C(6) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Co(1), one C(13), and one C(9) atom. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(9) atom. The H(1)-O(9) bond length is 0.82 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(10) atom. The H(2)-O(10) bond length is 0.91 Å. In the third H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(5) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(6) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(12) 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 trigonal planar geometry to one Co(1), one Co(2), and one C(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Co(3) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Co(2) and one C(7) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Co(3) and one C(7) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Co(1), one Co(2), and one C(8) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one C(8) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Co(3) and one C(14) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Co(2) and one C(14) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one Co(2), two equivalent Co(3), and one H(1) 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(2) atom. Linkers: 4 [O]C(=O)c1ccnc(C([O])=O)c1. Metal clusters: 6 [Co]. The MOF has largest included sphere 7.17 A, density 1.41 g/cm3, surface area 2989.34 m2/g, accessible volume 0.35 cm3/g