Zn3H6(CO2)8(CH2)4 crystallizes in the monoclinic P2_1/c space group. The structure consists of eight 02329_fluka molecules inside a Zn3H6(CO2)8 framework. In the Zn3H6(CO2)8 framework, there are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in an octahedral geometry to two equivalent O(4), two equivalent O(5), and two equivalent O(8) atoms. Both Zn(1)-O(4) bond lengths are 2.12 Å. Both Zn(1)-O(5) bond lengths are 2.07 Å. Both Zn(1)-O(8) bond lengths are 2.13 Å. In the second Zn site, Zn(2) is bonded in a distorted tetrahedral geometry to one O(1), one O(2), one O(6), and one O(7) atom. The Zn(2)-O(1) bond length is 2.04 Å. The Zn(2)-O(2) bond length is 2.02 Å. The Zn(2)-O(6) bond length is 1.99 Å. The Zn(2)-O(7) bond length is 2.08 Å. There are four inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one O(2) and one O(3) atom. The C(1)-O(2) bond length is 1.28 Å. The C(1)-O(3) bond length is 1.27 Å. In the second C site, C(3) is bonded in a distorted single-bond geometry to one O(4) atom. The C(3)-O(4) bond length is 1.43 Å. In the third C site, C(5) is bonded in a distorted bent 120 degrees geometry to one O(5) and one O(6) atom. The C(5)-O(5) bond length is 1.27 Å. The C(5)-O(6) bond length is 1.28 Å. In the fourth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one O(7) and one O(8) atom. The C(6)-O(7) bond length is 1.28 Å. The C(6)-O(8) bond length is 1.27 Å. There are three inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(1) atom. The H(1)-O(1) bond length is 0.99 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(1) and one O(7) atom. The H(2)-O(1) bond length is 1.00 Å. The H(2)-O(7) bond length is 1.69 Å. In the third H site, H(3) is bonded in a linear geometry to one O(3) and one O(4) atom. The H(3)-O(3) bond length is 1.53 Å. The H(3)-O(4) bond length is 1.02 Å. There are eight inequivalent O sites. In the first O site, O(3) is bonded in a distorted bent 120 degrees geometry to one C(1) and one H(3) atom. In the second O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to one Zn(1), one C(3), and one H(3) atom. In the third O site, O(5) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(5) atom. In the fourth O site, O(6) is bonded in a water-like geometry to one Zn(2) and one C(5) atom. In the fifth O site, O(7) is bonded in a distorted trigonal non-coplanar geometry to one Zn(2), one C(6), and one H(2) atom. In the sixth O site, O(8) is bonded in a distorted water-like geometry to one Zn(1) and one C(6) atom. In the seventh O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Zn(2), one H(1), and one H(2) atom. In the eighth O site, O(2) is bonded in a water-like geometry to one Zn(2) and one C(1) atom. Linkers: 4 [O]C(=O)CC(O)(CC([O])=O)C([O])=O. Metal clusters: 6 [Zn]. The MOF has largest included sphere 1.87 A, density 2.39 g/cm3, surface area 3006.89 m2/g, accessible volume 0.05 cm3/g