Zn2C27N4H12O9(CH)2 crystallizes in the triclinic P-1 space group. The structure consists of four 02329_fluka molecules inside a Zn2C27N4H12O9 framework. In the Zn2C27N4H12O9 framework, there are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a trigonal bipyramidal geometry to one N(3), one N(4), one O(1), one O(2), and one O(3) atom. The Zn(1)-N(3) bond length is 2.20 Å. The Zn(1)-N(4) bond length is 2.09 Å. The Zn(1)-O(1) bond length is 2.06 Å. The Zn(1)-O(2) bond length is 2.05 Å. The Zn(1)-O(3) bond length is 2.01 Å. In the second Zn site, Zn(2) is bonded in a trigonal bipyramidal geometry to one N(1), one O(5), one O(6), one O(8), and one O(9) atom. The Zn(2)-N(1) bond length is 2.08 Å. The Zn(2)-O(5) bond length is 2.04 Å. The Zn(2)-O(6) bond length is 2.05 Å. The Zn(2)-O(8) bond length is 2.07 Å. The Zn(2)-O(9) bond length is 2.12 Å. There are twenty-seven inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(2) atom. The C(1)-N(1) bond length is 1.33 Å. The C(1)-N(2) bond length is 1.35 Å. The C(1)-H(2) bond length is 1.08 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(3), one C(7), and one N(1) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-C(7) bond length is 1.43 Å. The C(2)-N(1) bond length is 1.39 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 N(2) atom. The C(3)-C(4) bond length is 1.43 Å. The C(3)-N(2) bond length is 1.38 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(11), one C(3), and one C(5) atom. The C(4)-C(11) bond length is 1.41 Å. The C(4)-C(5) bond length is 1.42 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(4), one C(6), and one N(3) atom. The C(5)-C(6) bond length is 1.45 Å. The C(5)-N(3) bond length is 1.35 Å. In the sixth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(5), one C(7), and one N(4) atom. The C(6)-C(7) bond length is 1.42 Å. The C(6)-N(4) bond length is 1.35 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(2), one C(6), and one C(8) atom. The C(7)-C(8) bond length is 1.41 Å. In the eighth C site, C(8) is bonded in a distorted single-bond geometry to one C(7) and one H(3) atom. The C(8)-H(3) bond length is 1.09 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(10) and one H(4) atom. The C(9)-C(10) bond length is 1.40 Å. The C(9)-H(4) bond length is 1.09 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(9), one N(4), and one H(5) atom. The C(10)-N(4) bond length is 1.33 Å. The C(10)-H(5) bond length is 1.09 Å. In the eleventh C site, C(11) is bonded in a distorted single-bond geometry to one C(4) and one H(6) atom. The C(11)-H(6) bond length is 1.09 Å. In the twelfth C site, C(13) is bonded in a distorted trigonal planar geometry to one N(3) and one H(8) atom. The C(13)-N(3) bond length is 1.33 Å. The C(13)-H(8) bond length is 1.09 Å. In the thirteenth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(25), one O(1), and one O(2) atom. The C(14)-C(25) bond length is 1.50 Å. The C(14)-O(1) bond length is 1.28 Å. The C(14)-O(2) bond length is 1.27 Å. In the fourteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(18), one O(3), and one O(4) atom. The C(15)-C(18) bond length is 1.51 Å. The C(15)-O(3) bond length is 1.29 Å. The C(15)-O(4) bond length is 1.24 Å. In the fifteenth C site, C(16) is bonded in a distorted bent 120 degrees geometry to one C(17), one O(5), and one O(6) atom. The C(16)-C(17) bond length is 1.50 Å. The C(16)-O(5) bond length is 1.27 Å. The C(16)-O(6) bond length is 1.27 Å. In the sixteenth C site, C(17) is bonded in a trigonal planar geometry to one C(16), one C(18), and one C(22) atom. The C(17)-C(18) bond length is 1.40 Å. The C(17)-C(22) bond length is 1.40 Å. In the seventeenth C site, C(18) is bonded in a trigonal planar geometry to one C(15), one C(17), and one C(19) atom. The C(18)-C(19) bond length is 1.40 Å. In the eighteenth 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 1.09 Å. In the nineteenth C site, C(20) is bonded in a distorted single-bond geometry to one C(21) and one O(7) atom. The C(20)-C(21) bond length is 1.40 Å. The C(20)-O(7) bond length is 1.39 Å. In the twentieth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(20), one C(22), and one H(10) atom. The C(21)-C(22) bond length is 1.39 Å. The C(21)-H(10) bond length is 1.09 Å. In the twenty-first C site, C(22) is bonded in a distorted trigonal planar geometry to one C(17), one C(21), and one H(11) atom. The C(22)-H(11) bond length is 1.09 Å. In the twenty-second C site, C(23) is bonded in a distorted single-bond geometry to one C(24) and one O(7) atom. The C(23)-C(24) bond length is 1.39 Å. The C(23)-O(7) bond length is 1.38 Å. In the twenty-third C site, C(24) is bonded in a distorted trigonal planar geometry to one C(23), one C(25), and one H(12) atom. The C(24)-C(25) bond length is 1.39 Å. The C(24)-H(12) bond length is 1.09 Å. In the twenty-fourth C site, C(25) is bonded in a trigonal planar geometry to one C(14), one C(24), and one C(26) atom. The C(25)-C(26) bond length is 1.41 Å. In the twenty-fifth C site, C(26) is bonded in a trigonal planar geometry to one C(25), one C(27), and one C(29) atom. The C(26)-C(27) bond length is 1.40 Å. The C(26)-C(29) bond length is 1.50 Å. In the twenty-sixth C site, C(27) is bonded in a distorted single-bond geometry to one C(26) and one H(13) atom. The C(27)-H(13) bond length is 1.09 Å. In the twenty-seventh C site, C(29) is bonded in a distorted bent 120 degrees geometry to one C(26), one O(8), and one O(9) atom. The C(29)-O(8) bond length is 1.28 Å. The C(29)-O(9) bond length is 1.27 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Zn(2), one C(1), and one C(2) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one H(1) atom. The N(2)-H(1) bond length is 1.02 Å. In the third N site, N(3) is bonded in a trigonal planar geometry to one Zn(1), one C(13), and one C(5) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Zn(1), one C(10), and one C(6) atom. There are twelve inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(2) 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(8) 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(10) 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(8) is bonded in a single-bond geometry to one C(13) atom. In the eighth H site, H(9) is bonded in a single-bond geometry to one C(19) atom. In the ninth H site, H(10) is bonded in a single-bond geometry to one C(21) atom. In the tenth H site, H(11) is bonded in a single-bond geometry to one C(22) atom. In the eleventh H site, H(12) is bonded in a single-bond geometry to one C(24) atom. In the twelfth H site, H(13) is bonded in a single-bond geometry to one C(27) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a water-like geometry to one Zn(1) and one C(14) atom. In the second O site, O(2) is bonded in a distorted bent 150 degrees geometry to one Zn(1) and one C(14) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(15) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one C(15) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(16) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Zn(2) and one C(16) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one C(20) and one C(23) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(29) atom. In the ninth O site, O(9) is bonded in a distorted bent 150 degrees geometry to one Zn(2) and one C(29) atom. Linkers: 2 [O][C]c1cc(Oc2ccc(C([O])=O)c(C([O])=O)c2)ccc1C([O])=O ,2 [O]C(=O)c1ccc(Oc2ccc(C([O])=O)c(C([O])=O)c2)cc1[C]=O ,2 [O]C(=O)c1ccc(Oc2ccc(C([O])=O)c(C([O])=O)c2)cc1C([O])=O ,2 c1cnc2c(c1)c1nc[nH]c1c1cccnc12. Metal clusters: 1 O=[C]O[Zn]1O[C]O[Zn](O[C]=O)O[C]O1 ,1 [C]1O[Zn]23O[C]O[Zn](O1)(O[C]O2)O[C]O3. The MOF has largest included sphere 4.74 A, density 1.62 g/cm3, surface area 3760.63 m2/g, accessible volume 0.17 cm3/g