Mg2C15H7O8CH crystallizes in the orthorhombic Pbca space group. The structure consists of eight 02329_fluka molecules inside a Mg2C15H7O8 framework. In the Mg2C15H7O8 framework, there are two inequivalent Mg sites. In the first Mg site, Mg(1) is bonded in a rectangular see-saw-like geometry to one O(1), one O(2), one O(3), and one O(4) atom. The Mg(1)-O(1) bond length is 2.12 Å. The Mg(1)-O(2) bond length is 2.06 Å. The Mg(1)-O(3) bond length is 2.02 Å. The Mg(1)-O(4) bond length is 2.04 Å. In the second Mg site, Mg(2) is bonded in a 5-coordinate geometry to one O(1), one O(5), one O(6), one O(7), and one O(8) atom. The Mg(2)-O(1) bond length is 2.43 Å. The Mg(2)-O(5) bond length is 1.98 Å. The Mg(2)-O(6) bond length is 2.01 Å. The Mg(2)-O(7) bond length is 1.96 Å. The Mg(2)-O(8) bond length is 1.92 Å. There are fifteen 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(2), and one O(5) atom. The C(1)-C(2) bond length is 1.49 Å. The C(1)-O(2) bond length is 1.24 Å. The C(1)-O(5) bond length is 1.27 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 1.39 Å. The C(2)-C(7) bond length is 1.38 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 0.93 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(15), one C(3), and one C(5) atom. The C(4)-C(15) bond length is 1.49 Å. The C(4)-C(5) bond length is 1.38 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(4) and one H(2) atom. The C(5)-H(2) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(7) and one H(3) atom. The C(6)-C(7) bond length is 1.38 Å. The C(6)-H(3) bond length is 0.93 Å. In the seventh C site, C(7) is bonded in a distorted trigonal planar geometry to one C(2), one C(6), and one H(4) atom. The C(7)-H(4) bond length is 0.93 Å. In the eighth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(10), one O(3), and one O(8) atom. The C(8)-C(10) bond length is 1.49 Å. The C(8)-O(3) bond length is 1.24 Å. The C(8)-O(8) bond length is 1.25 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(10), one C(13), and one H(5) atom. The C(9)-C(10) bond length is 1.38 Å. The C(9)-C(13) bond length is 1.38 Å. The C(9)-H(5) bond length is 0.93 Å. In the tenth C site, C(10) is bonded in a trigonal planar geometry to one C(11), one C(8), and one C(9) atom. The C(10)-C(11) bond length is 1.38 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(10) and one H(6) atom. The C(11)-H(6) bond length is 0.93 Å. In the twelfth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(13), one O(4), and one O(7) atom. The C(12)-C(13) bond length is 1.49 Å. The C(12)-O(4) bond length is 1.25 Å. The C(12)-O(7) bond length is 1.25 Å. In the thirteenth C site, C(13) is bonded in a trigonal planar geometry to one C(12), one C(14), and one C(9) atom. The C(13)-C(14) bond length is 1.38 Å. In the fourteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(13) and one H(7) atom. The C(14)-H(7) bond length is 0.93 Å. In the fifteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(1), and one O(6) atom. The C(15)-O(1) bond length is 1.25 Å. The C(15)-O(6) bond length is 1.27 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(5) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(6) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(7) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(9) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(11) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(14) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mg(1), one Mg(2), and one C(15) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Mg(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Mg(1) and one C(8) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Mg(1) and one C(12) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Mg(2) and one C(1) atom. In the sixth O site, O(6) is bonded in a water-like geometry to one Mg(2) and one C(15) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Mg(2) and one C(12) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Mg(2) and one C(8) atom. Linkers: 16 [O]C(=O)c1cccc(C([O])=O)c1. Metal clusters: 16 [Mg]. The MOF has largest included sphere 4.83 A, density 1.14 g/cm3, surface area 4443.91 m2/g, accessible volume 0.39 cm3/g