GdNiC14H5(NO5)2CH crystallizes in the triclinic P-1 space group. The structure consists of two 02329_fluka molecules inside a GdNiC14H5(NO5)2 framework. In the GdNiC14H5(NO5)2 framework, Gd(1) is bonded in a 7-coordinate geometry to one O(10), one O(3), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. The Gd(1)-O(10) bond length is 2.43 Å. The Gd(1)-O(3) bond length is 2.30 Å. The Gd(1)-O(5) bond length is 2.48 Å. The Gd(1)-O(6) bond length is 2.56 Å. The Gd(1)-O(7) bond length is 2.46 Å. The Gd(1)-O(8) bond length is 2.53 Å. The Gd(1)-O(9) bond length is 2.46 Å. Ni(1) is bonded in a square pyramidal geometry to one N(1), one N(2), one O(1), one O(4), and one O(6) atom. The Ni(1)-N(1) bond length is 2.04 Å. The Ni(1)-N(2) bond length is 2.09 Å. The Ni(1)-O(1) bond length is 2.02 Å. The Ni(1)-O(4) bond length is 2.10 Å. The Ni(1)-O(6) bond length is 2.08 Å. There are fourteen inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(1) atom. The C(1)-N(1) bond length is 1.33 Å. The C(1)-H(1) bond length is 0.93 Å. In the second C site, C(3) is bonded in a distorted single-bond geometry to one C(4) and one H(3) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-H(3) bond length is 0.93 Å. In the third 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 1.39 Å. The C(4)-C(7) bond length is 1.50 Å. In the fourth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(4), one C(6), and one N(1) atom. The C(5)-C(6) bond length is 1.52 Å. The C(5)-N(1) bond length is 1.35 Å. In the fifth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(5), one O(1), and one O(2) atom. The C(6)-O(1) bond length is 1.26 Å. The C(6)-O(2) bond length is 1.24 Å. In the sixth 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 1.25 Å. In the seventh C site, C(8) is bonded in a distorted trigonal planar geometry to one C(9), one N(2), and one H(4) atom. The C(8)-C(9) bond length is 1.38 Å. The C(8)-N(2) bond length is 1.34 Å. The C(8)-H(4) bond length is 0.93 Å. In the eighth C site, C(9) is bonded in a distorted single-bond geometry to one C(8) and one H(5) atom. The C(9)-H(5) 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(14) atom. The C(11)-C(12) bond length is 1.39 Å. The C(11)-C(14) bond length is 1.52 Å. In the eleventh C site, C(12) is bonded in a distorted trigonal planar geometry to one C(11), one C(13), and one N(2) atom. The C(12)-C(13) bond length is 1.50 Å. The C(12)-N(2) bond length is 1.35 Å. In the twelfth C site, C(13) is bonded in a distorted bent 120 degrees geometry to one C(12), one O(5), and one O(6) atom. The C(13)-O(5) bond length is 1.25 Å. The C(13)-O(6) bond length is 1.27 Å. In the thirteenth 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 1.25 Å. In the fourteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(9) atom. The C(15)-O(10) bond length is 1.26 Å. The C(15)-O(9) bond length is 1.24 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Ni(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 Ni(1), one C(12), and one C(8) atom. There are five inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(8) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(9) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Ni(1) and one C(6) atom. In the second O site, O(2) is bonded in a single-bond geometry to one C(6) atom. In the third O site, O(3) is bonded in a distorted linear geometry to one Gd(1) and one C(7) atom. In the fourth O site, O(4) is bonded in a distorted bent 150 degrees geometry to one Ni(1) and one C(7) atom. In the fifth O site, O(5) is bonded in a distorted L-shaped geometry to one Gd(1) and one C(13) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Gd(1), one Ni(1), and one C(13) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Gd(1) and one C(14) atom. In the eighth O site, O(8) is bonded in a single-bond geometry to one Gd(1) and one C(14) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one Gd(1) and one C(15) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Gd(1) and one C(15) atom. Linkers: 4 [O]C(=O)c1cccnc1C([O])=O ,1 [O]C(=O)C([O])=O. Metal clusters: 2 [Gd] ,2 [Ni]. The MOF has largest included sphere 4.85 A, density 1.86 g/cm3, surface area 3047.00 m2/g, accessible volume 0.19 cm3/g