CoC9H8(NO2)2CH2 crystallizes in the triclinic P1 space group. The structure consists of four 02329_fluka molecules inside a CoC9H8(NO2)2 framework. In the CoC9H8(NO2)2 framework, there are four inequivalent Co sites. In the first Co site, Co(1) is bonded in an octahedral geometry to one N(1), one N(5), one O(1), one O(11), one O(15), and one O(5) atom. The Co(1)-N(1) bond length is 2.12 Å. The Co(1)-N(5) bond length is 2.08 Å. The Co(1)-O(1) bond length is 2.02 Å. The Co(1)-O(11) bond length is 2.22 Å. The Co(1)-O(15) bond length is 2.01 Å. The Co(1)-O(5) bond length is 2.19 Å. In the second Co site, Co(2) is bonded in an octahedral geometry to one N(2), one N(6), one O(12), one O(16), one O(2), and one O(6) atom. The Co(2)-N(2) bond length is 2.13 Å. The Co(2)-N(6) bond length is 2.06 Å. The Co(2)-O(12) bond length is 2.13 Å. The Co(2)-O(16) bond length is 1.99 Å. The Co(2)-O(2) bond length is 2.02 Å. The Co(2)-O(6) bond length is 2.26 Å. In the third Co site, Co(3) is bonded in an octahedral geometry to one N(3), one N(8), one O(13), one O(3), one O(7), and one O(9) atom. The Co(3)-N(3) bond length is 2.11 Å. The Co(3)-N(8) bond length is 2.05 Å. The Co(3)-O(13) bond length is 2.16 Å. The Co(3)-O(3) bond length is 2.34 Å. The Co(3)-O(7) bond length is 2.00 Å. The Co(3)-O(9) bond length is 2.05 Å. In the fourth Co site, Co(4) is bonded in an octahedral geometry to one N(4), one N(7), one O(10), one O(14), one O(4), and one O(8) atom. The Co(4)-N(4) bond length is 2.12 Å. The Co(4)-N(7) bond length is 2.05 Å. The Co(4)-O(10) bond length is 2.06 Å. The Co(4)-O(14) bond length is 2.25 Å. The Co(4)-O(4) bond length is 2.23 Å. The Co(4)-O(8) bond length is 1.97 Å. There are thirty-six 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(3) atom. The C(1)-O(1) bond length is 1.28 Å. The C(1)-O(3) bond length is 1.26 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one O(2) and one O(4) atom. The C(2)-O(2) bond length is 1.28 Å. The C(2)-O(4) bond length is 1.27 Å. In the third C site, C(3) is bonded in a 2-coordinate geometry to one N(1) and one H(1,12) atom. The C(3)-N(1) bond length is 1.47 Å. The C(3)-H(1,12) bond length is 1.10 Å. In the fourth C site, C(4) is bonded in a 2-coordinate geometry to one N(2) and one H(2) atom. The C(4)-N(2) bond length is 1.47 Å. The C(4)-H(2) bond length is 1.10 Å. In the fifth C site, C(7) is bonded in a distorted bent 120 degrees geometry to one O(5) and one O(7) atom. The C(7)-O(5) bond length is 1.27 Å. The C(7)-O(7) bond length is 1.28 Å. In the sixth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one O(6) and one O(8) atom. The C(8)-O(6) bond length is 1.26 Å. The C(8)-O(8) bond length is 1.28 Å. In the seventh C site, C(9) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(9) atom. The C(9)-O(11) bond length is 1.26 Å. The C(9)-O(9) bond length is 1.28 Å. In the eighth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(12) atom. The C(10)-O(10) bond length is 1.28 Å. The C(10)-O(12) bond length is 1.27 Å. In the ninth C site, C(11) is bonded in a 2-coordinate geometry to one N(3) and one H(11) atom. The C(11)-N(3) bond length is 1.47 Å. The C(11)-H(11) bond length is 1.10 Å. In the tenth C site, C(12) is bonded in a 2-coordinate geometry to one N(4) and one H(1,12) atom. The C(12)-N(4) bond length is 1.47 Å. The C(12)-H(1,12) bond length is 1.10 Å. In the eleventh C site, C(15) is bonded in a distorted bent 120 degrees geometry to one O(13) and one O(15) atom. The C(15)-O(13) bond length is 1.27 Å. The C(15)-O(15) bond length is 1.28 Å. In the twelfth C site, C(16) is bonded in a distorted bent 120 degrees geometry to one O(14) and one O(16) atom. The C(16)-O(14) bond length is 1.26 Å. The C(16)-O(16) bond length is 1.28 Å. In the thirteenth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(19), one N(5), and one H(21) atom. The C(17)-C(19) bond length is 1.38 Å. The C(17)-N(5) bond length is 1.35 Å. The C(17)-H(21) bond length is 1.09 Å. In the fourteenth C site, C(18) is bonded in a distorted trigonal planar geometry to one C(20), one N(6), and one H(22) atom. The C(18)-C(20) bond length is 1.38 Å. The C(18)-N(6) bond length is 1.35 Å. The C(18)-H(22) bond length is 1.09 Å. In the fifteenth C site, C(19) is bonded in a distorted single-bond geometry to one C(17), one C(21), and one H(23) atom. The C(19)-C(21) bond length is 1.41 Å. The C(19)-H(23) bond length is 1.09 Å. In the sixteenth C site, C(20) is bonded in a distorted single-bond geometry to one C(18), one C(22), and one H(24) atom. The C(20)-C(22) bond length is 1.41 Å. The C(20)-H(24) bond length is 1.09 Å. In the seventeenth C site, C(21) is bonded in a trigonal planar geometry to one C(19), one C(23), and one C(27) atom. The C(21)-C(23) bond length is 1.41 Å. The C(21)-C(27) bond length is 1.45 Å. In the eighteenth C site, C(22) is bonded in a trigonal planar geometry to one C(20), one C(24), and one C(28) atom. The C(22)-C(24) bond length is 1.41 Å. The C(22)-C(28) bond length is 1.45 Å. In the nineteenth C site, C(23) is bonded in a distorted trigonal planar geometry to one C(21); one C(25); and one H(25,26) atom. The C(23)-C(25) bond length is 1.39 Å. The C(23)-H(25,26) bond length is 1.09 Å. In the twentieth C site, C(24) is bonded in a distorted trigonal planar geometry to one C(22); one C(26); and one H(25,26) atom. The C(24)-C(26) bond length is 1.39 Å. The C(24)-H(25,26) bond length is 1.09 Å. In the twenty-first C site, C(25) is bonded in a distorted trigonal planar geometry to one C(23), one N(5), and one H(27) atom. The C(25)-N(5) bond length is 1.35 Å. The C(25)-H(27) bond length is 1.09 Å. In the twenty-second C site, C(26) is bonded in a distorted trigonal planar geometry to one C(24), one N(6), and one H(28) atom. The C(26)-N(6) bond length is 1.35 Å. The C(26)-H(28) bond length is 1.09 Å. In the twenty-third C site, C(27) is bonded in a distorted trigonal planar geometry to one C(21), one C(29), and one H(29) atom. The C(27)-C(29) bond length is 1.36 Å. The C(27)-H(29) bond length is 1.09 Å. In the twenty-fourth C site, C(28) is bonded in a distorted trigonal planar geometry to one C(22), one C(30), and one H(30) atom. The C(28)-C(30) bond length is 1.36 Å. The C(28)-H(30) bond length is 1.09 Å. In the twenty-fifth C site, C(29) is bonded in a distorted trigonal planar geometry to one C(27), one C(35), and one H(31) atom. The C(29)-C(35) bond length is 1.45 Å. The C(29)-H(31) bond length is 1.09 Å. In the twenty-sixth C site, C(30) is bonded in a distorted trigonal planar geometry to one C(28), one C(36), and one H(32) atom. The C(30)-C(36) bond length is 1.45 Å. The C(30)-H(32) bond length is 1.09 Å. In the twenty-seventh C site, C(31) is bonded in a distorted trigonal planar geometry to one C(33), one N(7), and one H(33) atom. The C(31)-C(33) bond length is 1.39 Å. The C(31)-N(7) bond length is 1.35 Å. The C(31)-H(33) bond length is 1.09 Å. In the twenty-eighth C site, C(32) is bonded in a distorted trigonal planar geometry to one C(34), one N(8), and one H(34) atom. The C(32)-C(34) bond length is 1.39 Å. The C(32)-N(8) bond length is 1.35 Å. The C(32)-H(34) bond length is 1.09 Å. In the twenty-ninth C site, C(33) is bonded in a distorted trigonal planar geometry to one C(31), one C(35), and one H(35) atom. The C(33)-C(35) bond length is 1.41 Å. The C(33)-H(35) bond length is 1.09 Å. In the thirtieth C site, C(34) is bonded in a distorted trigonal planar geometry to one C(32), one C(36), and one H(36) atom. The C(34)-C(36) bond length is 1.41 Å. The C(34)-H(36) bond length is 1.09 Å. In the thirty-first C site, C(35) is bonded in a trigonal planar geometry to one C(29), one C(33), and one C(37) atom. The C(35)-C(37) bond length is 1.41 Å. In the thirty-second C site, C(36) is bonded in a trigonal planar geometry to one C(30), one C(34), and one C(38) atom. The C(36)-C(38) bond length is 1.41 Å. In the thirty-third C site, C(37) is bonded in a distorted single-bond geometry to one C(35), one C(39), and one H(37) atom. The C(37)-C(39) bond length is 1.38 Å. The C(37)-H(37) bond length is 1.09 Å. In the thirty-fourth C site, C(38) is bonded in a distorted single-bond geometry to one C(36), one C(40), and one H(38) atom. The C(38)-C(40) bond length is 1.38 Å. The C(38)-H(38) bond length is 1.09 Å. In the thirty-fifth C site, C(39) is bonded in a distorted trigonal planar geometry to one C(37), one N(7), and one H(39) atom. The C(39)-N(7) bond length is 1.35 Å. The C(39)-H(39) bond length is 1.09 Å. In the thirty-sixth C site, C(40) is bonded in a distorted trigonal planar geometry to one C(38), one N(8), and one H(40) atom. The C(40)-N(8) bond length is 1.35 Å. The C(40)-H(40) bond length is 1.09 Å. There are eight inequivalent N sites. In the first N site, N(1) is bonded in a 4-coordinate geometry to one Co(1), one C(3), one H(3), and one H(5) atom. The N(1)-H(3) bond length is 1.03 Å. The N(1)-H(5) bond length is 1.02 Å. In the second N site, N(2) is bonded in a 4-coordinate geometry to one Co(2), one C(4), one H(4), and one H(6) atom. The N(2)-H(4) bond length is 1.03 Å. The N(2)-H(6) bond length is 1.02 Å. In the third N site, N(3) is bonded in a 4-coordinate geometry to one Co(3), one C(11), one H(13), and one H(15) atom. The N(3)-H(13) bond length is 1.03 Å. The N(3)-H(15) bond length is 1.02 Å. In the fourth N site, N(4) is bonded in a 4-coordinate geometry to one Co(4), one C(12), one H(14), and one H(16) atom. The N(4)-H(14) bond length is 1.03 Å. The N(4)-H(16) bond length is 1.02 Å. In the fifth N site, N(5) is bonded in a trigonal planar geometry to one Co(1), one C(17), and one C(25) atom. In the sixth N site, N(6) is bonded in a trigonal planar geometry to one Co(2), one C(18), and one C(26) atom. In the seventh N site, N(7) is bonded in a trigonal planar geometry to one Co(4), one C(31), and one C(39) atom. In the eighth N site, N(8) is bonded in a trigonal planar geometry to one Co(3), one C(32), and one C(40) atom. There are thirty inequivalent H sites. In the first H site, H(1,12) 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(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one N(1) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one N(2) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one N(1) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one N(2) atom. In the seventh H site, H(11) is bonded in a single-bond geometry to one C(11) atom. In the eighth H site, H(13) is bonded in a single-bond geometry to one N(3) atom. In the ninth H site, H(14) is bonded in a single-bond geometry to one N(4) atom. In the tenth H site, H(15) is bonded in a single-bond geometry to one N(3) atom. In the eleventh H site, H(16) is bonded in a single-bond geometry to one N(4) atom. In the twelfth H site, H(21) is bonded in a single-bond geometry to one C(17) atom. In the thirteenth H site, H(22) is bonded in a single-bond geometry to one C(18) atom. In the fourteenth H site, H(23) is bonded in a single-bond geometry to one C(19) atom. In the fifteenth H site, H(24) is bonded in a single-bond geometry to one C(20) atom. In the sixteenth H site, H(25,26) is bonded in a single-bond geometry to one C(23) atom. In the seventeenth H site, H(27) is bonded in a single-bond geometry to one C(25) atom. In the eighteenth H site, H(28) is bonded in a single-bond geometry to one C(26) atom. In the nineteenth H site, H(29) is bonded in a single-bond geometry to one C(27) atom. In the twentieth H site, H(30) is bonded in a single-bond geometry to one C(28) atom. In the twenty-first H site, H(31) is bonded in a single-bond geometry to one C(29) atom. In the twenty-second H site, H(32) is bonded in a single-bond geometry to one C(30) atom. In the twenty-third H site, H(33) is bonded in a single-bond geometry to one C(31) atom. In the twenty-fourth H site, H(34) is bonded in a single-bond geometry to one C(32) atom. In the twenty-fifth H site, H(35) is bonded in a single-bond geometry to one C(33) atom. In the twenty-sixth H site, H(36) is bonded in a single-bond geometry to one C(34) atom. In the twenty-seventh H site, H(37) is bonded in a single-bond geometry to one C(37) atom. In the twenty-eighth H site, H(38) is bonded in a single-bond geometry to one C(38) atom. In the twenty-ninth H site, H(39) is bonded in a single-bond geometry to one C(39) atom. In the thirtieth H site, H(40) is bonded in a single-bond geometry to one C(40) atom. There are sixteen 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(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Co(2) and one C(2) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Co(3) and one C(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Co(4) and one C(2) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one C(7) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Co(2) and one C(8) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Co(3) and one C(7) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Co(4) and one C(8) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Co(3) and one C(9) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Co(4) and one C(10) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one C(9) atom. In the twelfth O site, O(12) is bonded in a distorted bent 120 degrees geometry to one Co(2) and one C(10) atom. In the thirteenth O site, O(13) is bonded in a distorted bent 120 degrees geometry to one Co(3) and one C(15) atom. In the fourteenth O site, O(14) is bonded in a distorted bent 120 degrees geometry to one Co(4) and one C(16) atom. In the fifteenth O site, O(15) is bonded in a distorted bent 120 degrees geometry to one Co(1) and one C(15) atom. In the sixteenth O site, O(16) is bonded in a distorted bent 120 degrees geometry to one Co(2) and one C(16) atom. Linkers: 4 N[C@@H](CC([O])=O)C([O])=O ,2 C(=C/c1ccncc1)\c1ccncc1. Metal clusters: 4 [Co]. RCSR code: hcb. The MOF has largest included sphere 4.49 A, density 1.45 g/cm3, surface area 3737.55 m2/g, accessible volume 0.26 cm3/g