Zn3H34(C7O2)6 crystallizes in the trigonal P3_221 space group. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(5) atoms to form distorted ZnO6 pentagonal pyramids that share corners with two equivalent C(1)H3O tetrahedra. Both Zn(1)-O(1) bond lengths are 2.29 Å. Both Zn(1)-O(2) bond lengths are 1.99 Å. Both Zn(1)-O(5) bond lengths are 2.07 Å. In the second Zn site, Zn(2) is bonded in a 5-coordinate geometry to one O(2), one O(3), one O(4), one O(5), and one O(6) atom. The Zn(2)-O(2) bond length is 2.07 Å. The Zn(2)-O(3) bond length is 1.95 Å. The Zn(2)-O(4) bond length is 1.93 Å. The Zn(2)-O(5) bond length is 1.99 Å. The Zn(2)-O(6) bond length is 2.47 Å. There are twenty-one inequivalent C sites. In the first C site, C(4) is bonded in a distorted single-bond geometry to one C(5) and one H(4) atom. The C(4)-C(5) bond length is 1.42 Å. The C(4)-H(4) bond length is 1.09 Å. In the second C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(6), and one C(8) atom. The C(5)-C(6) bond length is 1.41 Å. The C(5)-C(8) bond length is 1.44 Å. In the third C site, C(6) is bonded in a distorted trigonal planar geometry to one C(5), one C(7), and one H(5) atom. The C(6)-C(7) bond length is 1.39 Å. The C(6)-H(5) bond length is 1.09 Å. In the fourth C site, C(7) is bonded in a distorted trigonal planar geometry to one C(2), one C(6), and one H(6) atom. The C(7)-C(2) bond length is 1.40 Å. The C(7)-H(6) bond length is 1.09 Å. In the fifth C site, C(8) is bonded in a distorted single-bond geometry to one C(5), one C(9), and one H(7) atom. The C(8)-C(9) bond length is 1.36 Å. The C(8)-H(7) bond length is 1.09 Å. In the sixth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(10), one C(8), and one H(8) atom. The C(9)-C(10) bond length is 1.46 Å. The C(9)-H(8) bond length is 1.09 Å. In the seventh C site, C(10) is bonded in a distorted single-bond geometry to one C(11), one C(9), and one O(3) atom. The C(10)-C(11) bond length is 1.42 Å. The C(10)-O(3) bond length is 1.30 Å. In the eighth C site, C(11) is bonded in a distorted trigonal planar geometry to one C(10), one C(12), and one H(9) atom. The C(11)-C(12) bond length is 1.41 Å. The C(11)-H(9) bond length is 1.09 Å. In the ninth C site, C(12) is bonded in a single-bond geometry to one C(11), one C(13), and one O(4) atom. The C(12)-C(13) bond length is 1.46 Å. The C(12)-O(4) bond length is 1.30 Å. In the tenth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(12), one C(14), and one H(10) atom. The C(13)-C(14) bond length is 1.36 Å. The C(13)-H(10) bond length is 1.09 Å. In the eleventh C site, C(14) is bonded in a distorted single-bond geometry to one C(13), one C(15), and one H(11) atom. The C(14)-C(15) bond length is 1.44 Å. The C(14)-H(11) bond length is 1.09 Å. In the twelfth C site, C(15) is bonded in a trigonal planar geometry to one C(14), one C(16), and one C(20) atom. The C(15)-C(16) bond length is 1.41 Å. The C(15)-C(20) bond length is 1.42 Å. In the thirteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(15), one C(17), and one H(12) atom. The C(16)-C(17) bond length is 1.39 Å. The C(16)-H(12) bond length is 1.09 Å. In the fourteenth C site, C(17) is bonded in a distorted single-bond geometry to one C(16) and one H(13) atom. The C(17)-H(13) bond length is 1.09 Å. In the fifteenth C site, C(18) is bonded in a single-bond geometry to one O(5) atom. The C(18)-O(5) bond length is 1.34 Å. In the sixteenth C site, C(19) is bonded in a distorted single-bond geometry to one O(6) atom. The C(19)-O(6) bond length is 1.37 Å. In the seventeenth C site, C(20) is bonded in a distorted single-bond geometry to one C(15) and one H(14) atom. The C(20)-H(14) bond length is 1.09 Å. In the eighteenth C site, C(21) is bonded in a tetrahedral geometry to one H(15), one H(16), one H(17), and one O(6) atom. The C(21)-H(15) bond length is 1.10 Å. The C(21)-H(16) bond length is 1.09 Å. The C(21)-H(17) bond length is 1.10 Å. The C(21)-O(6) bond length is 1.43 Å. In the nineteenth C site, C(1) is bonded to one H(1), one H(2), one H(3), and one O(1) atom to form CH3O tetrahedra that share  a cornercorner with one Zn(1)O6 pentagonal pyramid. The C(1)-H(1) bond length is 1.10 Å. The C(1)-H(2) bond length is 1.09 Å. The C(1)-H(3) bond length is 1.10 Å. The C(1)-O(1) bond length is 1.43 Å. In the twentieth C site, C(2) is bonded in a single-bond geometry to one C(7) and one O(2) atom. The C(2)-O(2) bond length is 1.33 Å. In the twenty-first C site, C(3) is bonded in a distorted single-bond geometry to one O(1) atom. The C(3)-O(1) bond length is 1.38 Å. There are seventeen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(1) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(1) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(4) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(6) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(7) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(8) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(9) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(11) 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(16) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(17) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one C(20) atom. In the fifteenth H site, H(15) is bonded in a single-bond geometry to one C(21) atom. In the sixteenth H site, H(16) is bonded in a single-bond geometry to one C(21) atom. In the seventeenth H site, H(17) is bonded in a single-bond geometry to one C(21) atom. There are six inequivalent O sites. In the first O site, O(5) is bonded in a trigonal planar geometry to one Zn(1), one Zn(2), and one C(18) atom. In the second O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Zn(2), one C(19), and one C(21) atom. In the third O site, O(1) is bonded in a distorted trigonal planar geometry to one Zn(1), one C(1), and one C(3) atom. In the fourth O site, O(2) is bonded in a distorted trigonal planar geometry to one Zn(1), one Zn(2), and one C(2) atom. In the fifth O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(10) atom. In the sixth O site, O(4) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(12) atom. Linkers: 6 [C]Oc1cc(/C=C/C([O])=C/C([O])=C/[CH]c2ccc([O])c(OC)c2)ccc1[O]. Metal clusters: 3 CO[C][C]O[Zn](O[C][C]OC)(O[Zn]([O])[O])O[Zn]([O])[O]. The MOF has largest included sphere 11.19 A, density 0.65 g/cm3, surface area 4714.99 m2/g, accessible volume 1.08 cm3/g