CH2Zn2C20N2H18SO9 crystallizes in the monoclinic Cc space group. The structure consists of four 02329_fluka molecules inside a Zn2C20N2H18SO9 framework. In the Zn2C20N2H18SO9 framework, there are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one N(1), one O(1), one O(3), and one O(8) atom to form corner-sharing ZnNO3 tetrahedra. The Zn(1)-N(1) bond length is 2.03 Å. The Zn(1)-O(1) bond length is 2.00 Å. The Zn(1)-O(3) bond length is 1.97 Å. The Zn(1)-O(8) bond length is 1.93 Å. In the second Zn site, Zn(2) is bonded to one N(2), one O(2), one O(5), one O(8), and one O(9) atom to form distorted corner-sharing ZnNO4 trigonal bipyramids. The Zn(2)-N(2) bond length is 2.02 Å. The Zn(2)-O(2) bond length is 2.00 Å. The Zn(2)-O(5) bond length is 2.47 Å. The Zn(2)-O(8) bond length is 1.97 Å. The Zn(2)-O(9) bond length is 2.07 Å. There are twenty inequivalent C sites. In the first C site, C(21) is bonded in a distorted trigonal planar geometry to one C(20), one N(2), and one H(20) atom. The C(21)-C(20) bond length is 1.39 Å. The C(21)-N(2) bond length is 1.35 Å. The C(21)-H(20) bond length is 1.09 Å. In the second C site, C(1) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(7) atom. The C(1)-C(2) bond length is 1.40 Å. The C(1)-C(6) bond length is 1.40 Å. The C(1)-C(7) bond length is 1.50 Å. In the third C site, C(2) is bonded in a distorted single-bond geometry to one C(1), one C(3), and one H(4) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-H(4) bond length is 1.09 Å. In the fourth C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(8) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-C(8) bond length is 1.50 Å. In the fifth C site, C(4) is bonded in a distorted single-bond geometry to one C(3), one C(5), and one H(5) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-H(5) bond length is 1.09 Å. In the sixth C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(6), and one S(1) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-S(1) bond length is 1.78 Å. In the seventh C site, C(6) is bonded in a distorted trigonal planar geometry to one C(1), one C(5), and one H(6) atom. The C(6)-H(6) bond length is 1.09 Å. In the eighth C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(7)-O(1) bond length is 1.28 Å. The C(7)-O(2) bond length is 1.26 Å. In the ninth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(3), and one O(4) atom. The C(8)-O(3) bond length is 1.29 Å. The C(8)-O(4) bond length is 1.26 Å. In the tenth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(10), one N(1), and one H(7) atom. The C(9)-C(10) bond length is 1.39 Å. The C(9)-N(1) bond length is 1.35 Å. The C(9)-H(7) bond length is 1.09 Å. In the eleventh C site, C(10) is bonded in a distorted single-bond geometry to one C(11), one C(9), and one H(8) atom. The C(10)-C(11) bond length is 1.40 Å. The C(10)-H(8) bond length is 1.09 Å. In the twelfth 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 1.41 Å. The C(11)-C(14) bond length is 1.51 Å. In the thirteenth C site, C(12) is bonded in a distorted single-bond geometry to one C(11), one C(13), and one H(9) atom. The C(12)-C(13) bond length is 1.39 Å. The C(12)-H(9) bond length is 1.09 Å. In the fourteenth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(12), one N(1), and one H(10) atom. The C(13)-N(1) bond length is 1.35 Å. The C(13)-H(10) bond length is 1.09 Å. In the fifteenth C site, C(14) is bonded in a distorted water-like geometry to one C(11), one H(11), and one H(12) atom. The C(14)-H(11) bond length is 1.10 Å. The C(14)-H(12) bond length is 1.11 Å. In the sixteenth C site, C(16) is bonded in a distorted water-like geometry to one C(19), one H(15), and one H(16) atom. The C(16)-C(19) bond length is 1.50 Å. The C(16)-H(15) bond length is 1.10 Å. The C(16)-H(16) bond length is 1.10 Å. In the seventeenth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(18), one N(2), and one H(17) atom. The C(17)-C(18) bond length is 1.39 Å. The C(17)-N(2) bond length is 1.35 Å. The C(17)-H(17) bond length is 1.09 Å. In the eighteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(17), one C(19), and one H(18) atom. The C(18)-C(19) bond length is 1.40 Å. The C(18)-H(18) bond length is 1.09 Å. In the nineteenth C site, C(19) is bonded in a trigonal planar geometry to one C(16), one C(18), and one C(20) atom. The C(19)-C(20) bond length is 1.40 Å. In the twentieth C site, C(20) is bonded in a distorted single-bond geometry to one C(19), one C(21), and one H(19) atom. The C(20)-H(19) 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 Zn(1), one C(13), and one C(9) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(2), one C(17), and one C(21) atom. There are eighteen 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 0.99 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(9) atom. The H(2)-O(9) bond length is 0.99 Å. In the third H site, H(3) is bonded in a distorted linear geometry to one O(4) and one O(9) atom. The H(3)-O(4) bond length is 1.64 Å. The H(3)-O(9) bond length is 1.01 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(2) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(4) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(6) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(9) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(10) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(12) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(13) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(14) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(14) atom. In the thirteenth H site, H(15) is bonded in a single-bond geometry to one C(16) atom. In the fourteenth H site, H(16) is bonded in a single-bond geometry to one C(16) atom. In the fifteenth H site, H(17) is bonded in a single-bond geometry to one C(17) atom. In the sixteenth H site, H(18) is bonded in a single-bond geometry to one C(18) atom. In the seventeenth H site, H(19) is bonded in a single-bond geometry to one C(20) atom. In the eighteenth H site, H(20) is bonded in a single-bond geometry to one C(21) atom. S(1) is bonded in a distorted trigonal non-coplanar geometry to one C(5), one O(5), one O(6), and one O(7) atom. The S(1)-O(5) bond length is 1.48 Å. The S(1)-O(6) bond length is 1.45 Å. The S(1)-O(7) bond length is 1.50 Å. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(7) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(7) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(8) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one C(8) and one H(3) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Zn(2) and one S(1) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one S(1) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one S(1) atom. In the eighth O site, O(8) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one Zn(2), and one H(1) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one Zn(2), one H(2), and one H(3) atom. Linkers: 2 c1cc(CCCc2ccncc2)ccn1 ,2 [O]C(=O)c1cc(C([O])=O)cc(S([O])([O])[O])c1 ,1 [c]1cc(CCCc2ccncc2)ccn1. Metal clusters: 2 O.O=[C]O[Zn](O)O[C]O[Zn]. The MOF has largest included sphere 2.12 A, density 1.83 g/cm3, surface area 4105.17 m2/g, accessible volume 0.14 cm3/g