Zn2C16H8O9(CH3)2CH2CO crystallizes in the trigonal R-3 space group. The structure consists of thirty-six 02329_fluka molecules and eighteen dimethyl ether molecules inside a Zn2C16H8O9 framework. In the Zn2C16H8O9 framework, there are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a see-saw-like geometry to one O(2), one O(4), one O(7), and one O(8) atom. The Zn(1)-O(2) bond length is 2.03 Å. The Zn(1)-O(4) bond length is 2.04 Å. The Zn(1)-O(7) bond length is 2.00 Å. The Zn(1)-O(8) bond length is 1.98 Å. In the second Zn site, Zn(2) is bonded in a tetrahedral geometry to one O(1), one O(3), one O(6), and one O(9) atom. The Zn(2)-O(1) bond length is 1.95 Å. The Zn(2)-O(3) bond length is 1.96 Å. The Zn(2)-O(6) bond length is 1.94 Å. The Zn(2)-O(9) bond length is 1.95 Å. 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 1.50 Å. The C(1)-O(1) bond length is 1.26 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(8) atom. The C(2)-C(3) bond length is 1.39 Å. The C(2)-C(8) bond length is 1.39 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one H(1) atom. The C(3)-C(4) bond length is 1.38 Å. The C(3)-H(1) bond length is 0.95 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(6) atom. The C(4)-C(5) bond length is 1.50 Å. The C(4)-C(6) bond length is 1.40 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(3), and one O(4) atom. The C(5)-O(3) bond length is 1.28 Å. The C(5)-O(4) bond length is 1.25 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(4) and one H(2) atom. The C(6)-H(2) bond length is 0.95 Å. In the seventh C site, C(8) is bonded in a single-bond geometry to one C(2) and one H(3) atom. The C(8)-H(3) bond length is 0.95 Å. In the eighth C site, C(11) is bonded in a distorted bent 120 degrees geometry to one C(12), one O(6), and one O(7) atom. The C(11)-C(12) bond length is 1.50 Å. The C(11)-O(6) bond length is 1.26 Å. The C(11)-O(7) bond length is 1.26 Å. In the ninth C site, C(12) is bonded in a trigonal planar geometry to one C(11), one C(13), and one C(18) atom. The C(12)-C(13) bond length is 1.38 Å. The C(12)-C(18) bond length is 1.40 Å. In the tenth C site, C(13) is bonded in a distorted single-bond geometry to one C(12), one C(14), and one H(9) atom. The C(13)-C(14) bond length is 1.39 Å. The C(13)-H(9) bond length is 0.95 Å. In the eleventh C site, C(14) is bonded in a trigonal planar geometry to one C(13), one C(15), and one C(16) atom. The C(14)-C(15) bond length is 1.50 Å. The C(14)-C(16) bond length is 1.39 Å. In the twelfth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(14), one O(8), and one O(9) atom. The C(15)-O(8) bond length is 1.27 Å. The C(15)-O(9) bond length is 1.26 Å. In the thirteenth C site, C(16) is bonded in a distorted single-bond geometry to one C(14), one C(17), and one H(10) atom. The C(16)-C(17) bond length is 1.39 Å. The C(16)-H(10) bond length is 0.95 Å. In the fourteenth C site, C(17) is bonded in a distorted trigonal planar geometry to one C(16), one C(18), and one O(10) atom. The C(17)-C(18) bond length is 1.39 Å. The C(17)-O(10) bond length is 1.37 Å. In the fifteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(12), one C(17), and one H(11) atom. The C(18)-H(11) bond length is 0.95 Å. In the sixteenth C site, C(19) is bonded in a distorted trigonal non-coplanar geometry to two equivalent H(12,13) and one O(10) atom. Both C(19)-H(12,13) bond lengths are 0.99 Å. The C(19)-O(10) bond length is 1.44 Å. There are seven 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(6) atom. 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(9) is bonded in a single-bond geometry to one C(13) atom. In the fifth H site, H(10) is bonded in a single-bond geometry to one C(16) atom. In the sixth H site, H(11) is bonded in a single-bond geometry to one C(18) atom. In the seventh H site, H(12,13) is bonded in a single-bond geometry to one C(19) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(1) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Zn(1) and one C(1) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(5) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one C(5) atom. In the fifth O site, O(6) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(11) atom. In the sixth O site, O(7) is bonded in a distorted bent 150 degrees geometry to one Zn(1) and one C(11) atom. In the seventh O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one C(15) atom. In the eighth O site, O(9) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(15) atom. In the ninth O site, O(10) is bonded in a bent 120 degrees geometry to one C(17) and one C(19) atom. Linkers: 36 CCOc1cc(C([O])=O)cc(C([O])=O)c1. Metal clusters: 36 [Zn]. The MOF has largest included sphere 7.12 A, density 1.37 g/cm3, surface area 4177.14 m2/g, accessible volume 0.37 cm3/g