Zn4C48H36O19 crystallizes in the trigonal R-3 space group. The structure consists of a Zn4C48H36O19 framework. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(2), one O(4), one O(5), and one O(7) atom to form corner-sharing ZnO4 tetrahedra. The Zn(1)-O(2) bond length is 1.95 Å. The Zn(1)-O(4) bond length is 1.91 Å. The Zn(1)-O(5) bond length is 2.00 Å. The Zn(1)-O(7) bond length is 1.92 Å. In the second Zn site, Zn(2) is bonded to one O(7) and three equivalent O(1) atoms to form corner-sharing ZnO4 trigonal pyramids. The Zn(2)-O(7) bond length is 1.99 Å. All Zn(2)-O(1) bond lengths are 1.97 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 1.22 Å. The C(1)-O(2) bond length is 1.24 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 1.38 Å. The C(2)-C(7) bond length is 1.36 Å. In the third C site, C(3) is bonded in a distorted trigonal planar 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 distorted single-bond geometry to one C(3), one C(5), and one O(3) atom. The C(4)-C(5) bond length is 1.39 Å. The C(4)-O(3) bond length is 1.37 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(13), one C(4), and one C(6) atom. The C(5)-C(13) bond length is 1.50 Å. The C(5)-C(6) bond length is 1.37 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(5), one C(7), and one H(2) atom. The C(6)-C(7) bond length is 1.38 Å. The C(6)-H(2) bond length is 0.95 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(3) atom. The C(7)-H(3) bond length is 0.95 Å. In the eighth C site, C(8) is bonded in a tetrahedral geometry to one H(4), one H(5), one H(6), and one O(3) atom. The C(8)-H(4) bond length is 0.99 Å. The C(8)-H(5) bond length is 0.98 Å. The C(8)-H(6) bond length is 0.97 Å. The C(8)-O(3) bond length is 1.45 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(10), one O(4), and one O(5) atom. The C(9)-C(10) bond length is 1.49 Å. The C(9)-O(4) bond length is 1.26 Å. The C(9)-O(5) bond length is 1.24 Å. In the tenth C site, C(10) is bonded in a trigonal planar geometry to one C(11), one C(15), and one C(9) atom. The C(10)-C(11) bond length is 1.36 Å. The C(10)-C(15) bond length is 1.39 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(10) and one H(7) atom. The C(11)-H(7) bond length is 0.95 Å. In the twelfth C site, C(12) is bonded in a distorted single-bond geometry to one C(13) and one O(6) atom. The C(12)-C(13) bond length is 1.38 Å. The C(12)-O(6) bond length is 1.34 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(5) atom. The C(13)-C(14) bond length is 1.37 Å. In the fourteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(13), one C(15), and one H(8) atom. The C(14)-C(15) bond length is 1.38 Å. The C(14)-H(8) bond length is 0.95 Å. In the fifteenth C site, C(15) is bonded in a distorted trigonal planar geometry to one C(10), one C(14), and one H(9) atom. The C(15)-H(9) bond length is 0.95 Å. In the sixteenth C site, C(16) is bonded in a tetrahedral geometry to one H(10); two equivalent H(11,12); and one O(6) atom. The C(16)-H(10) bond length is 0.98 Å. Both C(16)-H(11,12) bond lengths are 0.98 Å. The C(16)-O(6) bond length is 1.46 Å. There are eleven 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(7) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(8) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(11) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(14) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(15) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(16) atom. In the eleventh H site, H(11,12) is bonded in a single-bond geometry to one C(16) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Zn(2) and one C(1) atom. In the second O site, O(2) is bonded in a bent 120 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 C(4) and one C(8) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(9) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(9) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one C(12) and one C(16) atom. In the seventh O site, O(7) is bonded in a tetrahedral geometry to one Zn(2) and three equivalent Zn(1) atoms. Linkers: 6 COc1cc(C([O])=O)ccc1-c1ccc(C([O])=O)cc1OC. Metal clusters: 2 [C]1O[Zn]2O[C]O[Zn@]34O[C]O[Zn](O1)O[C]O[Zn@](O[C]O2)(O[C]O3)O4. RCSR code: pcu. The MOF has largest included sphere 10.24 A, density 0.78 g/cm3, surface area 4508.13 m2/g, accessible volume 0.80 cm3/g