V2Co2C16N4H12O11(C3H2)2 crystallizes in the triclinic P-1 space group. The structure consists of two 2,3-dimethyl-1,3-butadiene molecules inside a V2Co2C16N4H12O11 framework. In the V2Co2C16N4H12O11 framework, there are two inequivalent V sites. In the first V site, V(1) is bonded to one O(5), one O(6), one O(7), and one O(8) atom to form VO4 tetrahedra that share  a cornercorner with one Co(2)N2O4 octahedra and corners with two equivalent V(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 10°. The V(1)-O(5) bond length is 1.68 Å. The V(1)-O(6) bond length is 1.64 Å. The V(1)-O(7) bond length is 1.80 Å. The V(1)-O(8) bond length is 1.82 Å. In the second V site, V(2) is bonded to one O(10), one O(7), one O(8), and one O(9) atom to form VO4 tetrahedra that share corners with two equivalent Co(1)N2O4 octahedra and corners with two equivalent V(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 23-36°. The V(2)-O(10) bond length is 1.68 Å. The V(2)-O(7) bond length is 1.80 Å. The V(2)-O(8) bond length is 1.78 Å. The V(2)-O(9) bond length is 1.67 Å. There are two inequivalent Co sites. In the first Co site, Co(1) is bonded to one N(1), one N(4), one O(1), one O(10), one O(4), and one O(9) atom to form CoN2O4 octahedra that share corners with two equivalent V(2)O4 tetrahedra. The Co(1)-N(1) bond length is 2.06 Å. The Co(1)-N(4) bond length is 2.07 Å. The Co(1)-O(1) bond length is 2.08 Å. The Co(1)-O(10) bond length is 1.99 Å. The Co(1)-O(4) bond length is 2.24 Å. The Co(1)-O(9) bond length is 1.96 Å. In the second Co site, Co(2) is bonded to one N(2), one N(3), one O(11), one O(2), one O(3), and one O(5) atom to form CoN2O4 octahedra that share  a cornercorner with one V(1)O4 tetrahedra. The Co(2)-N(2) bond length is 2.14 Å. The Co(2)-N(3) bond length is 2.12 Å. The Co(2)-O(11) bond length is 2.16 Å. The Co(2)-O(2) bond length is 2.13 Å. The Co(2)-O(3) bond length is 2.09 Å. The Co(2)-O(5) bond length is 1.96 Å. There are sixteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one N(1) atom. The C(1)-N(1) bond length is 1.35 Å. In the second C site, C(5) is bonded in a distorted trigonal planar geometry to one N(1) and one H(3) atom. The C(5)-N(1) bond length is 1.34 Å. The C(5)-H(3) bond length is 1.09 Å. In the third C site, C(6) is bonded in a distorted bent 120 degrees geometry to one O(1) and one O(2) atom. The C(6)-O(1) bond length is 1.27 Å. The C(6)-O(2) bond length is 1.27 Å. In the fourth C site, C(7) is bonded in a distorted trigonal planar geometry to one N(2) and one H(4) atom. The C(7)-N(2) bond length is 1.35 Å. The C(7)-H(4) bond length is 1.09 Å. In the fifth C site, C(11) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(7) atom. The C(11)-N(2) bond length is 1.35 Å. The C(11)-H(7) bond length is 1.09 Å. In the sixth C site, C(12) is bonded in a distorted trigonal planar geometry to one C(13), one C(17), and one N(3) atom. The C(12)-C(13) bond length is 1.39 Å. The C(12)-C(17) bond length is 1.49 Å. The C(12)-N(3) bond length is 1.35 Å. In the seventh C site, C(13) is bonded in a distorted single-bond geometry to one C(12), one C(14), and one H(8) atom. The C(13)-C(14) bond length is 1.40 Å. The C(13)-H(8) bond length is 1.09 Å. In the eighth C site, C(14) is bonded in a trigonal planar geometry to one C(13), one C(15), and one C(20) atom. The C(14)-C(15) bond length is 1.40 Å. The C(14)-C(20) bond length is 1.48 Å. In the ninth C site, C(15) is bonded in a distorted single-bond geometry to one C(14), one C(16), and one H(9) atom. The C(15)-C(16) bond length is 1.39 Å. The C(15)-H(9) bond length is 1.09 Å. In the tenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(15), one N(3), and one H(10) atom. The C(16)-N(3) bond length is 1.34 Å. The C(16)-H(10) bond length is 1.09 Å. In the eleventh C site, C(17) is bonded in a distorted bent 120 degrees geometry to one C(12), one O(3), and one O(4) atom. The C(17)-O(3) bond length is 1.29 Å. The C(17)-O(4) bond length is 1.26 Å. In the twelfth C site, C(18) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(11) atom. The C(18)-N(4) bond length is 1.35 Å. The C(18)-H(11) bond length is 1.09 Å. In the thirteenth C site, C(19) is bonded in a distorted single-bond geometry to one C(20) and one H(12) atom. The C(19)-C(20) bond length is 1.40 Å. The C(19)-H(12) bond length is 1.09 Å. In the fourteenth C site, C(20) is bonded in a trigonal planar geometry to one C(14), one C(19), and one C(21) atom. The C(20)-C(21) bond length is 1.40 Å. In the fifteenth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(20), one C(22), and one H(13) atom. The C(21)-C(22) bond length is 1.39 Å. The C(21)-H(13) bond length is 1.09 Å. In the sixteenth C site, C(22) is bonded in a distorted bent 120 degrees geometry to one C(21), one N(4), and one H(14) atom. The C(22)-N(4) bond length is 1.35 Å. The C(22)-H(14) bond length is 1.09 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Co(1), one C(1), and one C(5) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Co(2), one C(11), and one C(7) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Co(2), one C(12), and one C(16) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Co(1), one C(18), and one C(22) atom. There are twelve inequivalent H sites. In the first H site, H(3) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(4) is bonded in a single-bond geometry to one C(7) atom. In the third H site, H(7) is bonded in a single-bond geometry to one C(11) atom. In the fourth H site, H(8) is bonded in a single-bond geometry to one C(13) atom. In the fifth H site, H(9) is bonded in a single-bond geometry to one C(15) atom. In the sixth H site, H(10) is bonded in a single-bond geometry to one C(16) atom. In the seventh H site, H(11) is bonded in a single-bond geometry to one C(18) atom. In the eighth H site, H(12) is bonded in a single-bond geometry to one C(19) atom. In the ninth H site, H(13) is bonded in a single-bond geometry to one C(21) atom. In the tenth H site, H(14) is bonded in a single-bond geometry to one C(22) atom. In the eleventh H site, H(15) is bonded in a single-bond geometry to one O(11) atom. The H(15)-O(11) bond length is 0.98 Å. In the twelfth H site, H(16) is bonded in a distorted single-bond geometry to one O(11) and one O(3) atom. The H(16)-O(11) bond length is 1.01 Å. The H(16)-O(3) bond length is 1.66 Å. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Co(1) and one C(6) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Co(2) and one C(6) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Co(2), one C(17), and one H(16) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one Co(1) and one C(17) atom. In the fifth O site, O(5) is bonded in a linear geometry to one V(1) and one Co(2) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one V(1) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one V(1) and one V(2) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one V(1) and one V(2) atom. In the ninth O site, O(9) is bonded in a bent 150 degrees geometry to one V(2) and one Co(1) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one V(2) and one Co(1) atom. In the eleventh O site, O(11) is bonded in a distorted water-like geometry to one Co(2), one H(15), and one H(16) atom. Linkers: 4 [O]C(=O)c1cc(-c2ccncc2)ccn1. Metal clusters: 4 [V] ,4 [Co]. The MOF has largest included sphere 2.99 A, density 1.85 g/cm3, surface area 3371.25 m2/g, accessible volume 0.17 cm3/g