(Tb2C19H9(NO3)3)2(CH)2C3H2 crystallizes in the monoclinic C2/c space group. The structure consists of sixteen 02329_fluka molecules and four 2,3-dimethyl-1,3-butadiene molecules inside a Tb2C19H9(NO3)3 framework. In the Tb2C19H9(NO3)3 framework, there are four inequivalent Tb sites. In the first Tb site, Tb(1) is bonded to one O(14), one O(15), one O(16), one O(2), one O(3), and one O(5) atom to form distorted edge-sharing TbO6 pentagonal pyramids. The Tb(1)-O(14) bond length is 2.37 Å. The Tb(1)-O(15) bond length is 2.46 Å. The Tb(1)-O(16) bond length is 2.32 Å. The Tb(1)-O(2) bond length is 2.43 Å. The Tb(1)-O(3) bond length is 2.27 Å. The Tb(1)-O(5) bond length is 2.32 Å. In the second Tb site, Tb(2) is bonded in a 8-coordinate geometry to one O(10), one O(13), one O(14), one O(15), one O(18), one O(4), one O(7), and one O(9) atom. The Tb(2)-O(10) bond length is 2.50 Å. The Tb(2)-O(13) bond length is 2.40 Å. The Tb(2)-O(14) bond length is 2.37 Å. The Tb(2)-O(15) bond length is 2.31 Å. The Tb(2)-O(18) bond length is 2.40 Å. The Tb(2)-O(4) bond length is 2.46 Å. The Tb(2)-O(7) bond length is 2.31 Å. The Tb(2)-O(9) bond length is 2.46 Å. In the third Tb site, Tb(3) is bonded to one O(1), one O(11), one O(13), one O(14), one O(16), and one O(8) atom to form distorted edge-sharing TbO6 pentagonal pyramids. The Tb(3)-O(1) bond length is 2.34 Å. The Tb(3)-O(11) bond length is 2.32 Å. The Tb(3)-O(13) bond length is 2.36 Å. The Tb(3)-O(14) bond length is 2.38 Å. The Tb(3)-O(16) bond length is 2.39 Å. The Tb(3)-O(8) bond length is 2.34 Å. In the fourth Tb site, Tb(4) is bonded to one O(12), one O(13), one O(15), one O(16), one O(17), and one O(6) atom to form distorted edge-sharing TbO6 pentagonal pyramids. The Tb(4)-O(12) bond length is 2.39 Å. The Tb(4)-O(13) bond length is 2.43 Å. The Tb(4)-O(15) bond length is 2.43 Å. The Tb(4)-O(16) bond length is 2.35 Å. The Tb(4)-O(17) bond length is 2.27 Å. The Tb(4)-O(6) bond length is 2.34 Å. There are thirty-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 1.26 Å. The C(1)-O(2) bond length is 1.26 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 1.38 Å. The C(2)-C(6) bond length is 1.39 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2) and one H(1) atom. The C(3)-H(1) bond length is 0.93 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(2) atom. The C(4)-C(5) bond length is 1.37 Å. The C(4)-H(2) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(4), one N(1), and one H(3) atom. The C(5)-N(1) bond length is 1.33 Å. The C(5)-H(3) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(2), one C(7), and one N(1) atom. The C(6)-C(7) bond length is 1.50 Å. The C(6)-N(1) bond length is 1.34 Å. In the seventh C site, C(7) is bonded in a distorted trigonal planar geometry to one C(11), one C(6), and one N(2) atom. The C(7)-C(11) bond length is 1.38 Å. The C(7)-N(2) bond length is 1.35 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(4) atom. The C(8)-N(2) bond length is 1.35 Å. The C(8)-H(4) bond length is 0.93 Å. In the ninth C site, C(10) is bonded in a distorted single-bond geometry to one C(11) and one H(6) atom. The C(10)-C(11) bond length is 1.39 Å. The C(10)-H(6) bond length is 0.93 Å. In the tenth C site, C(11) is bonded in a trigonal planar geometry to one C(10), one C(12), and one C(7) atom. The C(11)-C(12) bond length is 1.50 Å. In the eleventh C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(3), and one O(4) atom. The C(12)-O(3) bond length is 1.26 Å. The C(12)-O(4) bond length is 1.25 Å. In the twelfth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one C(14), one O(5), and one O(6) atom. The C(13)-C(14) bond length is 1.49 Å. The C(13)-O(5) bond length is 1.25 Å. The C(13)-O(6) bond length is 1.26 Å. In the thirteenth C site, C(14) is bonded in a trigonal planar geometry to one C(13), one C(15), and one C(18) atom. The C(14)-C(15) bond length is 1.37 Å. The C(14)-C(18) bond length is 1.38 Å. In the fourteenth C site, C(15) is bonded in a distorted single-bond geometry to one C(14) and one H(7) atom. The C(15)-H(7) bond length is 0.93 Å. In the fifteenth C site, C(16) is bonded in a distorted single-bond geometry to one C(17) and one H(8) atom. The C(16)-C(17) bond length is 1.34 Å. The C(16)-H(8) bond length is 0.93 Å. In the sixteenth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(16), one N(3), and one H(9) atom. The C(17)-N(3) bond length is 1.35 Å. The C(17)-H(9) bond length is 0.93 Å. In the seventeenth C site, C(18) is bonded in a distorted trigonal planar geometry to one C(14), one C(19), and one N(3) atom. The C(18)-C(19) bond length is 1.50 Å. The C(18)-N(3) bond length is 1.35 Å. In the eighteenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(18), one C(23), and one N(4) atom. The C(19)-C(23) bond length is 1.38 Å. The C(19)-N(4) bond length is 1.33 Å. In the nineteenth C site, C(20) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(10) atom. The C(20)-N(4) bond length is 1.32 Å. The C(20)-H(10) bond length is 0.93 Å. In the twentieth C site, C(22) is bonded in a distorted single-bond geometry to one C(23) and one H(12) atom. The C(22)-C(23) bond length is 1.39 Å. The C(22)-H(12) bond length is 0.93 Å. In the twenty-first C site, C(23) is bonded in a trigonal planar geometry to one C(19), one C(22), and one C(24) atom. The C(23)-C(24) bond length is 1.52 Å. In the twenty-second C site, C(24) is bonded in a distorted bent 120 degrees geometry to one C(23), one O(7), and one O(8) atom. The C(24)-O(7) bond length is 1.24 Å. The C(24)-O(8) bond length is 1.25 Å. In the twenty-third C site, C(25) is bonded in a distorted bent 120 degrees geometry to one C(26), one O(10), and one O(9) atom. The C(25)-C(26) bond length is 1.50 Å. The C(25)-O(10) bond length is 1.25 Å. The C(25)-O(9) bond length is 1.26 Å. In the twenty-fourth C site, C(26) is bonded in a trigonal planar geometry to one C(25), one C(27), and one C(30) atom. The C(26)-C(27) bond length is 1.37 Å. The C(26)-C(30) bond length is 1.41 Å. In the twenty-fifth C site, C(27) is bonded in a distorted single-bond geometry to one C(26) and one H(13) atom. The C(27)-H(13) bond length is 0.93 Å. In the twenty-sixth C site, C(28) is bonded in a distorted single-bond geometry to one C(29) and one H(14) atom. The C(28)-C(29) bond length is 1.35 Å. The C(28)-H(14) bond length is 0.93 Å. In the twenty-seventh C site, C(29) is bonded in a distorted trigonal planar geometry to one C(28), one N(6), and one H(15) atom. The C(29)-N(6) bond length is 1.33 Å. The C(29)-H(15) bond length is 0.93 Å. In the twenty-eighth C site, C(30) is bonded in a distorted trigonal planar geometry to one C(26), one C(31), and one N(6) atom. The C(30)-C(31) bond length is 1.48 Å. The C(30)-N(6) bond length is 1.35 Å. In the twenty-ninth C site, C(31) is bonded in a distorted trigonal planar geometry to one C(30), one C(35), and one N(5) atom. The C(31)-C(35) bond length is 1.38 Å. The C(31)-N(5) bond length is 1.34 Å. In the thirtieth C site, C(32) is bonded in a distorted trigonal planar geometry to one C(33), one N(5), and one H(16) atom. The C(32)-C(33) bond length is 1.35 Å. The C(32)-N(5) bond length is 1.33 Å. The C(32)-H(16) bond length is 0.93 Å. In the thirty-first C site, C(33) is bonded in a distorted single-bond geometry to one C(32) and one H(17) atom. The C(33)-H(17) bond length is 0.93 Å. In the thirty-second C site, C(34) is bonded in a distorted single-bond geometry to one C(35) and one H(18) atom. The C(34)-C(35) bond length is 1.37 Å. The C(34)-H(18) bond length is 0.93 Å. In the thirty-third C site, C(35) is bonded in a trigonal planar geometry to one C(31), one C(34), and one C(36) atom. The C(35)-C(36) bond length is 1.49 Å. In the thirty-fourth C site, C(36) is bonded in a distorted bent 120 degrees geometry to one C(35), one O(11), and one O(12) atom. The C(36)-O(11) bond length is 1.26 Å. The C(36)-O(12) bond length is 1.26 Å. In the thirty-fifth C site, C(37) is bonded in a distorted bent 120 degrees geometry to one C(38), one O(17), and one O(18) atom. The C(37)-C(38) bond length is 1.49 Å. The C(37)-O(17) bond length is 1.26 Å. The C(37)-O(18) bond length is 1.25 Å. In the thirty-sixth C site, C(38) is bonded in a trigonal planar geometry to one C(37), one C(39), and one C(43) atom. The C(38)-C(39) bond length is 1.36 Å. The C(38)-C(43) bond length is 1.35 Å. In the thirty-seventh C site, C(39) is bonded in a single-bond geometry to one C(38) and one H(19) atom. The C(39)-H(19) bond length is 0.93 Å. In the thirty-eighth C site, C(43) is bonded in a distorted single-bond geometry to one C(38) and one H(22) atom. The C(43)-H(22) bond length is 0.93 Å. There are six inequivalent N sites. In the first N site, N(1) is bonded in a bent 120 degrees geometry to one C(5) and one C(6) atom. In the second N site, N(3) is bonded in a bent 120 degrees geometry to one C(17) and one C(18) atom. In the third N site, N(4) is bonded in a bent 120 degrees geometry to one C(19) and one C(20) atom. In the fourth N site, N(6) is bonded in a bent 120 degrees geometry to one C(29) and one C(30) atom. In the fifth N site, N(2) is bonded in a bent 120 degrees geometry to one C(7) and one C(8) atom. In the sixth N site, N(5) is bonded in a bent 120 degrees geometry to one C(31) and one C(32) atom. There are eighteen 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(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(8) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. In the sixth H site, H(7) is bonded in a single-bond geometry to one C(15) atom. In the seventh H site, H(8) is bonded in a single-bond geometry to one C(16) atom. In the eighth H site, H(9) is bonded in a single-bond geometry to one C(17) atom. In the ninth H site, H(10) is bonded in a single-bond geometry to one C(20) atom. In the tenth H site, H(12) is bonded in a single-bond geometry to one C(22) atom. In the eleventh H site, H(13) is bonded in a single-bond geometry to one C(27) atom. In the twelfth H site, H(14) is bonded in a single-bond geometry to one C(28) atom. In the thirteenth H site, H(15) is bonded in a single-bond geometry to one C(29) atom. In the fourteenth H site, H(16) is bonded in a single-bond geometry to one C(32) atom. In the fifteenth H site, H(17) is bonded in a single-bond geometry to one C(33) atom. In the sixteenth H site, H(18) is bonded in a single-bond geometry to one C(34) atom. In the seventeenth H site, H(19) is bonded in a single-bond geometry to one C(39) atom. In the eighteenth H site, H(22) is bonded in a single-bond geometry to one C(43) atom. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one Tb(3) and one C(1) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Tb(1) and one C(1) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Tb(1) and one C(12) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Tb(2) and one C(12) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Tb(1) and one C(13) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Tb(4) and one C(13) atom. In the seventh O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Tb(2) and one C(24) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Tb(3) and one C(24) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one Tb(2) and one C(25) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Tb(2) and one C(25) atom. In the eleventh O site, O(11) is bonded in a distorted bent 150 degrees geometry to one Tb(3) and one C(36) atom. In the twelfth O site, O(12) is bonded in a distorted bent 120 degrees geometry to one Tb(4) and one C(36) atom. In the thirteenth O site, O(13) is bonded in a trigonal non-coplanar geometry to one Tb(2), one Tb(3), and one Tb(4) atom. In the fourteenth O site, O(14) is bonded in a trigonal non-coplanar geometry to one Tb(1), one Tb(2), and one Tb(3) atom. In the fifteenth O site, O(15) is bonded in a trigonal non-coplanar geometry to one Tb(1), one Tb(2), and one Tb(4) atom. In the sixteenth O site, O(16) is bonded in a trigonal non-coplanar geometry to one Tb(1), one Tb(3), and one Tb(4) atom. In the seventeenth O site, O(17) is bonded in a distorted bent 150 degrees geometry to one Tb(4) and one C(37) atom. In the eighteenth O site, O(18) is bonded in a bent 120 degrees geometry to one Tb(2) and one C(37) atom. Linkers: 4 [O]C(=O)c1ccc(-c2ccc(C([O])=O)cc2)cc1 ,24 [O]C(=O)c1cccnc1-c1ncccc1C([O])=O. Metal clusters: 8 [C]1O[Tb]23O[C]O[Tb]456O[C]O[Tb]7(O1)(O[C]O[Tb](O[C]O2)(O[C]O4)(O3)(O7)O5)O6.[O][C]=O. RCSR code: pcu. The MOF has largest included sphere 5.40 A, density 1.64 g/cm3, surface area 2952.44 m2/g, accessible volume 0.29 cm3/g