Gd2C16N2H14O15(CH)2(CH3)2 crystallizes in the monoclinic Pc space group. The structure consists of four 02329_fluka molecules and four 02329_fluka molecules inside a Gd2C16N2H14O15 framework. In the Gd2C16N2H14O15 framework, there are two inequivalent Gd sites. In the first Gd site, Gd(1) is bonded in a 9-coordinate geometry to one O(1), one O(13), one O(14), one O(2), one O(4), one O(5), one O(9), and two equivalent O(3) atoms. The Gd(1)-O(1) bond length is 2.30 Å. The Gd(1)-O(13) bond length is 2.38 Å. The Gd(1)-O(14) bond length is 2.46 Å. The Gd(1)-O(2) bond length is 2.39 Å. The Gd(1)-O(4) bond length is 2.53 Å. The Gd(1)-O(5) bond length is 2.40 Å. The Gd(1)-O(9) bond length is 2.44 Å. There is one shorter (2.44 Å) and one longer (2.85 Å) Gd(1)-O(3) bond length. In the second Gd site, Gd(2) is bonded in a 8-coordinate geometry to one O(10), one O(11), one O(12), one O(15), one O(6), one O(7), and two equivalent O(8) atoms. The Gd(2)-O(10) bond length is 2.34 Å. The Gd(2)-O(11) bond length is 2.57 Å. The Gd(2)-O(12) bond length is 2.33 Å. The Gd(2)-O(15) bond length is 2.36 Å. The Gd(2)-O(6) bond length is 2.31 Å. The Gd(2)-O(7) bond length is 2.37 Å. There is one shorter (2.44 Å) and one longer (2.64 Å) Gd(2)-O(8) bond length. There are sixteen 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 1.51 Å. The C(1)-O(1) bond length is 1.27 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(4) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-C(4) bond length is 1.40 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(5), and one H(1) atom. The C(3)-C(5) bond length is 1.39 Å. The C(3)-H(1) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(2) and one H(2) atom. The C(4)-H(2) bond length is 1.09 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(3), one N(1), and one H(3) atom. The C(5)-N(1) bond length is 1.35 Å. The C(5)-H(3) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted trigonal planar geometry to one N(1) and one H(4) atom. The C(6)-N(1) bond length is 1.34 Å. The C(6)-H(4) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one O(3) and one O(4) atom. The C(7)-O(3) bond length is 1.27 Å. The C(7)-O(4) bond length is 1.27 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 1.27 Å. The C(8)-O(6) bond length is 1.27 Å. In the ninth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one O(7) and one O(9) atom. The C(10)-O(7) bond length is 1.28 Å. The C(10)-O(9) bond length is 1.25 Å. In the tenth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(8) atom. The C(13)-O(11) bond length is 1.27 Å. The C(13)-O(8) bond length is 1.29 Å. In the eleventh C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(16), one O(10), and one O(12) atom. The C(15)-C(16) bond length is 1.51 Å. The C(15)-O(10) bond length is 1.26 Å. The C(15)-O(12) bond length is 1.27 Å. In the twelfth C site, C(16) is bonded in a trigonal planar geometry to one C(15), one C(17), and one C(18) atom. The C(16)-C(17) bond length is 1.40 Å. The C(16)-C(18) bond length is 1.40 Å. In the thirteenth C site, C(17) is bonded in a distorted single-bond geometry to one C(16), one C(20), and one H(19) atom. The C(17)-C(20) bond length is 1.39 Å. The C(17)-H(19) bond length is 1.09 Å. In the fourteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(16), one C(19), and one H(20) atom. The C(18)-C(19) bond length is 1.39 Å. The C(18)-H(20) bond length is 1.09 Å. In the fifteenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(18), one N(2), and one H(21) atom. The C(19)-N(2) bond length is 1.35 Å. The C(19)-H(21) bond length is 1.09 Å. In the sixteenth C site, C(20) is bonded in a distorted trigonal planar geometry to one C(17), one N(2), and one H(22) atom. The C(20)-N(2) bond length is 1.34 Å. The C(20)-H(22) bond length is 1.09 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one C(5), one C(6), and one H(18) atom. The N(1)-H(18) bond length is 1.66 Å. In the second N site, N(2) is bonded in a distorted bent 120 degrees geometry to one C(19), one C(20), and one H(12) atom. The N(2)-H(12) bond length is 1.76 Å. There are fourteen 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(6) atom. In the fifth H site, H(10) is bonded in a single-bond geometry to one O(13) atom. The H(10)-O(13) bond length is 0.99 Å. In the sixth H site, H(11) is bonded in a single-bond geometry to one O(13) atom. The H(11)-O(13) bond length is 0.99 Å. In the seventh H site, H(12) is bonded in a single-bond geometry to one N(2) and one O(14) atom. The H(12)-O(14) bond length is 1.01 Å. In the eighth H site, H(13) is bonded in a single-bond geometry to one O(14) atom. The H(13)-O(14) bond length is 0.98 Å. In the ninth H site, H(17) is bonded in a single-bond geometry to one O(15) atom. The H(17)-O(15) bond length is 1.00 Å. In the tenth H site, H(18) is bonded in a distorted linear geometry to one N(1) and one O(15) atom. The H(18)-O(15) bond length is 1.02 Å. In the eleventh H site, H(19) is bonded in a single-bond geometry to one C(17) atom. In the twelfth H site, H(20) is bonded in a single-bond geometry to one C(18) atom. In the thirteenth H site, H(21) is bonded in a single-bond geometry to one C(19) atom. In the fourteenth H site, H(22) is bonded in a single-bond geometry to one C(20) atom. There are fifteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 150 degrees geometry to one Gd(1) and one C(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Gd(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to two equivalent Gd(1) and one C(7) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Gd(1) and one C(7) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Gd(1) and one C(8) atom. In the sixth O site, O(6) is bonded in a 2-coordinate geometry to one Gd(2) and one C(8) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Gd(2) and one C(10) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to two equivalent Gd(2) and one C(13) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to one Gd(1) and one C(10) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Gd(2) and one C(15) atom. In the eleventh O site, O(11) is bonded in a single-bond geometry to one Gd(2) and one C(13) atom. In the twelfth O site, O(12) is bonded in a distorted single-bond geometry to one Gd(2) and one C(15) atom. In the thirteenth O site, O(13) is bonded in a distorted water-like geometry to one Gd(1), one H(10), and one H(11) atom. In the fourteenth O site, O(14) is bonded in a water-like geometry to one Gd(1), one H(12), and one H(13) atom. In the fifteenth O site, O(15) is bonded in a distorted water-like geometry to one Gd(2), one H(17), and one H(18) atom. Linkers: 4 CC(C([O])=O)C([O])=O. Metal clusters: 4 [Gd]. The MOF has largest included sphere 1.99 A, density 2.32 g/cm3, surface area 2891.70 m2/g, accessible volume 0.09 cm3/g