Rb3C12H11(SO7)2(CH)2 crystallizes in the monoclinic P2_1/c space group. The structure consists of eight 02329_fluka molecules inside a Rb3C12H11(SO7)2 framework. In the Rb3C12H11(SO7)2 framework, there are three inequivalent Rb sites. In the first Rb site, Rb(1) is bonded in a 9-coordinate geometry to one H(1), one O(2), one O(6), one O(7), one O(8), two equivalent O(5), and two equivalent O(9) atoms. The Rb(1)-H(1) bond length is 3.02 Å. The Rb(1)-O(2) bond length is 2.88 Å. The Rb(1)-O(6) bond length is 3.05 Å. The Rb(1)-O(7) bond length is 3.15 Å. The Rb(1)-O(8) bond length is 2.88 Å. There is one shorter (2.93 Å) and one longer (3.29 Å) Rb(1)-O(5) bond length. There is one shorter (2.86 Å) and one longer (3.03 Å) Rb(1)-O(9) bond length. In the second Rb site, Rb(2) is bonded in a 5-coordinate geometry to one O(3), one O(5), one O(6), one O(7), and one O(8) atom. The Rb(2)-O(3) bond length is 2.99 Å. The Rb(2)-O(5) bond length is 3.00 Å. The Rb(2)-O(6) bond length is 2.87 Å. The Rb(2)-O(7) bond length is 2.96 Å. The Rb(2)-O(8) bond length is 2.80 Å. In the third Rb site, Rb(3) is bonded in a 6-coordinate geometry to one H(8), one O(1), one O(11), one O(12), one O(13), and one O(14) atom. The Rb(3)-H(8) bond length is 2.77 Å. The Rb(3)-O(1) bond length is 2.89 Å. The Rb(3)-O(11) bond length is 2.94 Å. The Rb(3)-O(12) bond length is 3.06 Å. The Rb(3)-O(13) bond length is 2.99 Å. The Rb(3)-O(14) bond length is 2.98 Å. There are twelve inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(11), one C(13), and one C(3) atom. The C(1)-C(11) bond length is 1.41 Å. The C(1)-C(13) bond length is 1.48 Å. The C(1)-C(3) bond length is 1.40 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(12), one C(14), and one C(4) atom. The C(2)-C(12) bond length is 1.41 Å. The C(2)-C(14) bond length is 1.47 Å. The C(2)-C(4) bond length is 1.39 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(1) and one O(2) atom. The C(3)-O(2) bond length is 1.37 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(2) and one O(3) atom. The C(4)-O(3) bond length is 1.36 Å. In the fifth C site, C(7) is bonded in a distorted single-bond geometry to one C(9) and one H(13) atom. The C(7)-C(9) bond length is 1.38 Å. The C(7)-H(13) bond length is 0.95 Å. In the sixth C site, C(8) is bonded in a distorted single-bond geometry to one C(10) and one H(3) atom. The C(8)-C(10) bond length is 1.42 Å. The C(8)-H(3) bond length is 0.95 Å. In the seventh C site, C(9) is bonded in a trigonal planar geometry to one C(11), one C(7), and one S(1) atom. The C(9)-C(11) bond length is 1.41 Å. The C(9)-S(1) bond length is 1.75 Å. In the eighth C site, C(10) is bonded in a trigonal planar geometry to one C(12), one C(8), and one S(2) atom. The C(10)-C(12) bond length is 1.39 Å. The C(10)-S(2) bond length is 1.74 Å. In the ninth C site, C(11) is bonded in a distorted single-bond geometry to one C(1), one C(9), and one H(4) atom. The C(11)-H(4) bond length is 0.95 Å. In the tenth C site, C(12) is bonded in a distorted single-bond geometry to one C(10), one C(2), and one H(5) atom. The C(12)-H(5) bond length is 0.95 Å. In the eleventh C site, C(13) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(11), and one O(13) atom. The C(13)-O(11) bond length is 1.26 Å. The C(13)-O(13) bond length is 1.26 Å. In the twelfth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(12), and one O(14) atom. The C(14)-O(12) bond length is 1.29 Å. The C(14)-O(14) bond length is 1.27 Å. There are eleven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one Rb(1) and one O(2) atom. The H(1)-O(2) bond length is 0.95 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(3) atom. The H(2)-O(3) bond length is 0.76 Å. In the third H site, H(3) is bonded in a single-bond geometry to one C(8) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(11) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(12) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(1) atom. The H(6)-O(1) bond length is 0.91 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(1) atom. The H(7)-O(1) bond length is 0.89 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one Rb(3) and one O(4) atom. The H(8)-O(4) bond length is 0.91 Å. In the ninth H site, H(9) is bonded in a single-bond geometry to one O(4) atom. The H(9)-O(4) bond length is 0.91 Å. In the tenth H site, H(10) is bonded in a linear geometry to one O(11) and one O(12) atom. The H(10)-O(11) bond length is 1.56 Å. The H(10)-O(12) bond length is 0.91 Å. In the eleventh H site, H(13) is bonded in a single-bond geometry to one C(7) atom. There are two inequivalent S sites. In the first S site, S(1) is bonded in a distorted trigonal non-coplanar geometry to one C(9), one O(5), one O(7), and one O(9) atom. The S(1)-O(5) bond length is 1.45 Å. The S(1)-O(7) bond length is 1.45 Å. The S(1)-O(9) bond length is 1.47 Å. In the second S site, S(2) is bonded in a distorted trigonal non-coplanar geometry to one C(10), one O(10), one O(6), and one O(8) atom. The S(2)-O(10) bond length is 1.46 Å. The S(2)-O(6) bond length is 1.45 Å. The S(2)-O(8) bond length is 1.46 Å. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one Rb(3), one H(6), and one H(7) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Rb(1), one C(3), and one H(1) atom. In the third O site, O(3) is bonded in a distorted water-like geometry to one Rb(2), one C(4), and one H(2) atom. In the fourth O site, O(4) is bonded in a water-like geometry to one H(8) and one H(9) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Rb(2), two equivalent Rb(1), and one S(1) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Rb(1), one Rb(2), and one S(2) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Rb(1), one Rb(2), and one S(1) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Rb(1), one Rb(2), and one S(2) atom. In the ninth O site, O(9) is bonded in a distorted single-bond geometry to two equivalent Rb(1) and one S(1) atom. In the tenth O site, O(14) is bonded in a single-bond geometry to one Rb(3) and one C(14) atom. In the eleventh O site, O(10) is bonded in a single-bond geometry to one S(2) atom. In the twelfth O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Rb(3), one C(13), and one H(10) atom. In the thirteenth O site, O(12) is bonded in a distorted water-like geometry to one Rb(3), one C(14), and one H(10) atom. In the fourteenth O site, O(13) is bonded in a single-bond geometry to one Rb(3) and one C(13) atom. Linkers: 4 [O]S([O])([O])c1ccc(O)c(C(=O)O)c1 ,4 [O]C(=O)c1cc(S([O])([O])[O])ccc1O. Metal clusters: 12 [Rb]. The MOF has largest included sphere 4.02 A, density 1.98 g/cm3, surface area 3370.81 m2/g, accessible volume 0.10 cm3/g