GdC6H8SO10(CH)2 crystallizes in the triclinic P-1 space group. The structure consists of four 02329_fluka molecules inside a GdC6H8SO10 framework. In the GdC6H8SO10 framework, Gd(1) is bonded in a 8-coordinate geometry to one O(1), one O(10), one O(2), one O(3), one O(6), one O(7), one O(8), and one O(9) atom. The Gd(1)-O(1) bond length is 2.31 Å. The Gd(1)-O(10) bond length is 2.36 Å. The Gd(1)-O(2) bond length is 2.46 Å. The Gd(1)-O(3) bond length is 2.46 Å. The Gd(1)-O(6) bond length is 2.43 Å. The Gd(1)-O(7) bond length is 2.40 Å. The Gd(1)-O(8) bond length is 2.41 Å. The Gd(1)-O(9) bond length is 2.40 Å. There are six 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 1.27 Å. The C(1)-O(2) bond length is 1.28 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(7) atom. The C(2)-C(3) bond length is 1.41 Å. The C(2)-C(7) bond length is 1.40 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one S(1) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-S(1) bond length is 1.79 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(3) and one H(7) atom. The C(4)-H(7) bond length is 1.08 Å. In the fifth C site, C(7) is bonded in a distorted single-bond geometry to one C(2) and one H(10) atom. The C(7)-H(10) bond length is 1.09 Å. In the sixth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one O(6) and one O(7) atom. The C(8)-O(6) bond length is 1.27 Å. The C(8)-O(7) bond length is 1.26 Å. There are eight inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(8) atom. The H(1)-O(8) bond length is 0.98 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) and one O(8) atom. The H(2)-O(2) bond length is 1.72 Å. The H(2)-O(8) bond length is 1.00 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(9) atom. The H(3)-O(9) bond length is 0.98 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(5) and one O(9) atom. The H(4)-O(5) bond length is 1.72 Å. The H(4)-O(9) bond length is 0.99 Å. In the fifth H site, H(5) is bonded in a distorted single-bond geometry to one O(10) and one O(4) atom. The H(5)-O(10) bond length is 0.99 Å. The H(5)-O(4) bond length is 1.66 Å. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(10) and one O(6) atom. The H(6)-O(10) bond length is 0.99 Å. The H(6)-O(6) bond length is 1.71 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(4) atom. In the eighth H site, H(10) is bonded in a single-bond geometry to one C(7) atom. S(1) is bonded in a distorted trigonal non-coplanar geometry to one C(3), one O(3), one O(4), and one O(5) atom. The S(1)-O(3) bond length is 1.48 Å. The S(1)-O(4) bond length is 1.47 Å. The S(1)-O(5) bond length is 1.48 Å. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate 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), one C(1), and one H(2) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Gd(1) and one S(1) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one H(5) and one S(1) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one H(4) and one S(1) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Gd(1), one C(8), and one H(6) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Gd(1) and one C(8) atom. In the eighth O site, O(8) is bonded in a water-like geometry to one Gd(1), one H(1), and one H(2) atom. In the ninth O site, O(9) is bonded in a water-like geometry to one Gd(1), one H(3), and one H(4) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one Gd(1), one H(5), and one H(6) atom. Linkers: 1 [O]C(=O)C([O])=O ,2 [O]C(=O)c1ccccc1S([O])([O])[O]. Metal clusters: 2 [Gd]. The MOF has largest included sphere 2.09 A, density 2.48 g/cm3, surface area 2578.34 m2/g, accessible volume 0.07 cm3/g