Zn4H17(C12O5)3 crystallizes in the monoclinic P2_1/c space group. There are four inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(1), one O(12), one O(15), one O(4), and one O(9) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one Zn(3)O4 tetrahedra,  a cornercorner with one Zn(2)O5 trigonal bipyramid, and  a cornercorner with one Zn(4)O4 trigonal pyramid. The Zn(1)-O(1) bond length is 1.95 Å. The Zn(1)-O(12) bond length is 2.08 Å. The Zn(1)-O(15) bond length is 2.35 Å. The Zn(1)-O(4) bond length is 1.97 Å. The Zn(1)-O(9) bond length is 1.93 Å. In the second Zn site, Zn(2) is bonded to one O(1), one O(10), one O(14), one O(6), and one O(8) atom to form ZnO5 trigonal bipyramids that share  a cornercorner with one Zn(3)O4 tetrahedra,  a cornercorner with one Zn(1)O5 trigonal bipyramid, and  a cornercorner with one Zn(4)O4 trigonal pyramid. The Zn(2)-O(1) bond length is 1.96 Å. The Zn(2)-O(10) bond length is 2.00 Å. The Zn(2)-O(14) bond length is 1.96 Å. The Zn(2)-O(6) bond length is 2.15 Å. The Zn(2)-O(8) bond length is 2.12 Å. In the third Zn site, Zn(3) is bonded to one O(1), one O(11), one O(13), and one O(2) atom to form ZnO4 tetrahedra that share  a cornercorner with one Zn(1)O5 trigonal bipyramid,  a cornercorner with one Zn(2)O5 trigonal bipyramid, and  a cornercorner with one Zn(4)O4 trigonal pyramid. The Zn(3)-O(1) bond length is 1.91 Å. The Zn(3)-O(11) bond length is 1.96 Å. The Zn(3)-O(13) bond length is 1.97 Å. The Zn(3)-O(2) bond length is 1.95 Å. In the fourth Zn site, Zn(4) is bonded to one O(1), one O(3), one O(5), and one O(7) atom to form ZnO4 trigonal pyramids that share  a cornercorner with one Zn(3)O4 tetrahedra,  a cornercorner with one Zn(1)O5 trigonal bipyramid, and  a cornercorner with one Zn(2)O5 trigonal bipyramid. The Zn(4)-O(1) bond length is 1.91 Å. The Zn(4)-O(3) bond length is 2.03 Å. The Zn(4)-O(5) bond length is 1.97 Å. The Zn(4)-O(7) bond length is 1.94 Å. There are thirty-six 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(3) atom. The C(1)-C(2) bond length is 1.55 Å. The C(1)-O(2) bond length is 1.25 Å. The C(1)-O(3) bond length is 1.23 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(4) atom. The C(2)-C(3) bond length is 1.42 Å. The C(2)-C(4) bond length is 1.32 Å. In the third C site, C(3) is bonded in a single-bond geometry to one C(2) and one H(1) atom. The C(3)-H(1) bond length is 0.94 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(2), one C(5), and one H(2) atom. The C(4)-C(5) bond length is 1.45 Å. The C(4)-H(2) bond length is 0.94 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one C(4), one C(5), and one C(6) atom. The C(5)-C(5) bond length is 1.34 Å. The C(5)-C(6) bond length is 1.44 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(5) and one H(3) atom. The C(6)-H(3) bond length is 0.94 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(4), and one O(5) atom. The C(7)-C(8) bond length is 1.47 Å. The C(7)-O(4) bond length is 1.29 Å. The C(7)-O(5) bond length is 1.25 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(13), one C(7), and one C(9) atom. The C(8)-C(13) bond length is 1.38 Å. The C(8)-C(9) bond length is 1.41 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(10), one C(8), and one H(4) atom. The C(9)-C(10) bond length is 1.36 Å. The C(9)-H(4) bond length is 0.94 Å. In the tenth C site, C(10) is bonded in a trigonal planar geometry to one C(11), one C(14), and one C(9) atom. The C(10)-C(11) bond length is 1.37 Å. The C(10)-C(14) bond length is 1.52 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(10), one C(12), and one H(5) atom. The C(11)-C(12) bond length is 1.40 Å. The C(11)-H(5) bond length is 0.94 Å. In the twelfth C site, C(12) is bonded in a trigonal planar geometry to one C(11), one C(13), and one C(15) atom. The C(12)-C(13) bond length is 1.40 Å. The C(12)-C(15) bond length is 1.49 Å. In the thirteenth C site, C(13) is bonded in a single-bond geometry to one C(12), one C(8), and one H(6) atom. The C(13)-H(6) bond length is 0.94 Å. In the fourteenth C site, C(14) is bonded in a bent 120 degrees geometry to one C(10), one O(6), and one O(7) atom. The C(14)-O(6) bond length is 1.23 Å. The C(14)-O(7) bond length is 1.28 Å. In the fifteenth C site, C(15) is bonded in a trigonal planar geometry to one C(12), one C(16), and one C(20) atom. The C(15)-C(16) bond length is 1.37 Å. The C(15)-C(20) bond length is 1.42 Å. In the sixteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(15), one C(17), and one H(7) atom. The C(16)-C(17) bond length is 1.36 Å. The C(16)-H(7) bond length is 0.94 Å. In the seventeenth C site, C(17) is bonded in a distorted single-bond geometry to one C(16), one C(18), and one H(8) atom. The C(17)-C(18) bond length is 1.41 Å. The C(17)-H(8) bond length is 0.94 Å. In the eighteenth C site, C(18) is bonded in a trigonal planar geometry to one C(17), one C(19), and one C(21) atom. The C(18)-C(19) bond length is 1.39 Å. The C(18)-C(21) bond length is 1.47 Å. In the nineteenth C site, C(19) is bonded in a distorted single-bond geometry to one C(18) and one H(9) atom. The C(19)-H(9) bond length is 0.94 Å. In the twentieth C site, C(20) is bonded in a distorted single-bond geometry to one C(15) and one H(10) atom. The C(20)-H(10) bond length is 0.94 Å. In the twenty-first C site, C(21) is bonded in a bent 120 degrees geometry to one C(18), one O(8), and one O(9) atom. The C(21)-O(8) bond length is 1.25 Å. The C(21)-O(9) bond length is 1.27 Å. In the twenty-second C site, C(22) is bonded in a distorted bent 120 degrees geometry to one C(23), one O(10), and one O(11) atom. The C(22)-C(23) bond length is 1.49 Å. The C(22)-O(10) bond length is 1.25 Å. The C(22)-O(11) bond length is 1.28 Å. In the twenty-third C site, C(23) is bonded in a trigonal planar geometry to one C(22), one C(24), and one C(28) atom. The C(23)-C(24) bond length is 1.39 Å. The C(23)-C(28) bond length is 1.39 Å. In the twenty-fourth C site, C(24) is bonded in a single-bond geometry to one C(23), one C(25), and one H(11) atom. The C(24)-C(25) bond length is 1.40 Å. The C(24)-H(11) bond length is 0.94 Å. In the twenty-fifth C site, C(25) is bonded in a trigonal planar geometry to one C(24), one C(26), and one C(29) atom. The C(25)-C(26) bond length is 1.38 Å. The C(25)-C(29) bond length is 1.49 Å. In the twenty-sixth C site, C(26) is bonded in a distorted single-bond geometry to one C(25), one C(27), and one H(12) atom. The C(26)-C(27) bond length is 1.39 Å. The C(26)-H(12) bond length is 0.94 Å. In the twenty-seventh C site, C(27) is bonded in a trigonal planar geometry to one C(26), one C(28), and one C(30) atom. The C(27)-C(28) bond length is 1.43 Å. The C(27)-C(30) bond length is 1.47 Å. In the twenty-eighth C site, C(28) is bonded in a single-bond geometry to one C(23), one C(27), and one H(13) atom. The C(28)-H(13) bond length is 0.94 Å. In the twenty-ninth C site, C(29) is bonded in a distorted bent 120 degrees geometry to one C(25), one O(12), and one O(13) atom. The C(29)-O(12) bond length is 1.25 Å. The C(29)-O(13) bond length is 1.28 Å. In the thirtieth C site, C(30) is bonded in a trigonal planar geometry to one C(27), one C(31), and one C(35) atom. The C(30)-C(31) bond length is 1.38 Å. The C(30)-C(35) bond length is 1.37 Å. In the thirty-first C site, C(31) is bonded in a distorted single-bond geometry to one C(30) and one H(14) atom. The C(31)-H(14) bond length is 0.94 Å. In the thirty-second C site, C(32) is bonded in a distorted single-bond geometry to one C(33) and one H(15) atom. The C(32)-C(33) bond length is 1.36 Å. The C(32)-H(15) bond length is 0.94 Å. In the thirty-third C site, C(33) is bonded in a trigonal planar geometry to one C(32), one C(34), and one C(36) atom. The C(33)-C(34) bond length is 1.36 Å. The C(33)-C(36) bond length is 1.51 Å. In the thirty-fourth C site, C(34) is bonded in a distorted single-bond geometry to one C(33) and one H(16) atom. The C(34)-H(16) bond length is 0.94 Å. In the thirty-fifth C site, C(35) is bonded in a distorted single-bond geometry to one C(30) and one H(17) atom. The C(35)-H(17) bond length is 0.94 Å. In the thirty-sixth C site, C(36) is bonded in a bent 120 degrees geometry to one C(33), one O(14), and one O(15) atom. The C(36)-O(14) bond length is 1.26 Å. The C(36)-O(15) bond length is 1.23 Å. There are seventeen 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(4) 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(9) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(11) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(13) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(16) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(17) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(19) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(20) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(24) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(26) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(28) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one C(31) atom. In the fifteenth H site, H(15) is bonded in a single-bond geometry to one C(32) atom. In the sixteenth H site, H(16) is bonded in a single-bond geometry to one C(34) atom. In the seventeenth H site, H(17) is bonded in a single-bond geometry to one C(35) atom. There are fifteen inequivalent O sites. In the first O site, O(2) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(1) atom. In the second O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Zn(4) and one C(1) atom. In the third O site, O(4) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(7) atom. In the fourth O site, O(7) is bonded in a bent 120 degrees geometry to one Zn(4) and one C(14) atom. In the fifth O site, O(8) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(21) atom. In the sixth O site, O(9) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(21) atom. In the seventh O site, O(10) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(22) atom. In the eighth O site, O(11) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(22) atom. In the ninth O site, O(5) is bonded in a bent 120 degrees geometry to one Zn(4) and one C(7) atom. In the tenth O site, O(12) is bonded in a bent 150 degrees geometry to one Zn(1) and one C(29) atom. In the eleventh O site, O(13) is bonded in a bent 120 degrees geometry to one Zn(3) and one C(29) atom. In the twelfth O site, O(14) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(36) atom. In the thirteenth O site, O(15) is bonded in a distorted bent 120 degrees geometry to one Zn(1) and one C(36) atom. In the fourteenth O site, O(1) is bonded in a tetrahedral geometry to one Zn(1), one Zn(2), one Zn(3), and one Zn(4) atom. In the fifteenth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Zn(2) and one C(14) atom. Linkers: 8 [O]C(=O)c1ccc(-c2cc(C([O])=O)cc(C([O])=O)c2)cc1 ,2 [O]C(=O)c1ccc2cc(C([O])=O)ccc2c1. Metal clusters: 4 O=[C]O[Zn@@]12O[C]O[Zn]3O[C]O[Zn@]4(O[C]O1)O[C]O[Zn@@](O[C]O3)(O[C]O2)O4. RCSR code: hww. The MOF has largest included sphere 9.33 A, density 0.82 g/cm3, surface area 3794.23 m2/g, accessible volume 0.82 cm3/g