Zn3C28H15(NO3)4C14NH8 crystallizes in the monoclinic P2_1/c space group. The structure consists of four C14NH8 clusters inside a Zn3C28H15(NO3)4 framework. In each C14NH8 cluster, there are fourteen inequivalent C sites. In the first C site, C(25) is bonded in a trigonal planar geometry to one C(24), one C(26), and one C(30) atom. The C(25)-C(24) bond length is 1.37 Å. The C(25)-C(26) bond length is 1.38 Å. The C(25)-C(30) bond length is 1.53 Å. In the second C site, C(26) is bonded in a distorted single-bond geometry to one C(25) and one H(12) atom. The C(26)-H(12) bond length is 0.93 Å. In the third C site, C(28) is bonded in a distorted trigonal planar geometry to one C(29), one C(35), and one N(3) atom. The C(28)-C(29) bond length is 1.43 Å. The C(28)-C(35) bond length is 1.46 Å. The C(28)-N(3) bond length is 1.34 Å. In the fourth C site, C(29) is bonded in a distorted single-bond geometry to one C(28), one C(30), and one H(14) atom. The C(29)-C(30) bond length is 1.42 Å. The C(29)-H(14) bond length is 0.93 Å. In the fifth C site, C(30) is bonded in a trigonal planar geometry to one C(25), one C(29), and one C(31) atom. The C(30)-C(31) bond length is 1.42 Å. In the sixth C site, C(31) is bonded in a distorted single-bond geometry to one C(30), one C(32), and one H(15) atom. The C(31)-C(32) bond length is 1.46 Å. The C(31)-H(15) bond length is 0.93 Å. In the seventh C site, C(32) is bonded in a distorted trigonal planar geometry to one C(31), one C(40), and one N(3) atom. The C(32)-C(40) bond length is 1.43 Å. The C(32)-N(3) bond length is 1.38 Å. In the eighth C site, C(34) is bonded in a distorted single-bond geometry to one C(35) and one H(17) atom. The C(34)-C(35) bond length is 1.31 Å. The C(34)-H(17) bond length is 0.93 Å. In the ninth C site, C(35) is bonded in a trigonal planar geometry to one C(28), one C(34), and one C(36) atom. The C(35)-C(36) bond length is 1.33 Å. In the tenth C site, C(36) is bonded in a distorted single-bond geometry to one C(35) and one H(18) atom. The C(36)-H(18) bond length is 0.93 Å. In the eleventh C site, C(39) is bonded in a distorted single-bond geometry to one C(40) and one H(21) atom. The C(39)-C(40) bond length is 1.35 Å. The C(39)-H(21) bond length is 0.93 Å. In the twelfth C site, C(40) is bonded in a trigonal planar geometry to one C(32), one C(39), and one C(41) atom. The C(40)-C(41) bond length is 1.35 Å. In the thirteenth C site, C(41) is bonded in a distorted single-bond geometry to one C(40) and one H(22) atom. The C(41)-H(22) bond length is 0.93 Å. In the fourteenth C site, C(24) is bonded in a distorted single-bond geometry to one C(25) and one H(11) atom. The C(24)-H(11) bond length is 0.93 Å. N(3) is bonded in a bent 120 degrees geometry to one C(28) and one C(32) atom. There are eight inequivalent H sites. In the first H site, H(11) is bonded in a single-bond geometry to one C(24) atom. In the second H site, H(12) is bonded in a single-bond geometry to one C(26) atom. In the third H site, H(14) is bonded in a single-bond geometry to one C(29) atom. In the fourth H site, H(15) is bonded in a single-bond geometry to one C(31) atom. In the fifth H site, H(17) is bonded in a single-bond geometry to one C(34) atom. In the sixth H site, H(18) is bonded in a single-bond geometry to one C(36) atom. In the seventh H site, H(21) is bonded in a single-bond geometry to one C(39) atom. In the eighth H site, H(22) is bonded in a single-bond geometry to one C(41) atom. In the Zn3C28H15(NO3)4 framework, there are three inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a distorted octahedral geometry to one N(2), one N(5), one O(1), one O(10), one O(7), and one O(9) atom. The Zn(1)-N(2) bond length is 2.11 Å. The Zn(1)-N(5) bond length is 2.17 Å. The Zn(1)-O(1) bond length is 2.05 Å. The Zn(1)-O(10) bond length is 2.38 Å. The Zn(1)-O(7) bond length is 2.01 Å. The Zn(1)-O(9) bond length is 2.11 Å. In the second Zn site, Zn(2) is bonded in a tetrahedral geometry to one N(4), one O(2), one O(5), and one O(8) atom. The Zn(2)-N(4) bond length is 2.07 Å. The Zn(2)-O(2) bond length is 2.01 Å. The Zn(2)-O(5) bond length is 1.96 Å. The Zn(2)-O(8) bond length is 1.92 Å. In the third Zn site, Zn(3) is bonded in a distorted square co-planar geometry to one O(11), one O(12), one O(3), and one O(4) atom. The Zn(3)-O(11) bond length is 2.03 Å. The Zn(3)-O(12) bond length is 2.03 Å. The Zn(3)-O(3) bond length is 2.03 Å. The Zn(3)-O(4) bond length is 2.06 Å. There are twenty-eight inequivalent C sites. In the first C site, C(27) is bonded in a distorted single-bond geometry to one C(22) and one H(13) atom. The C(27)-C(22) bond length is 1.43 Å. The C(27)-H(13) bond length is 0.93 Å. In the second C site, C(33) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(16) atom. The C(33)-N(4) bond length is 1.31 Å. The C(33)-H(16) bond length is 0.93 Å. In the third C site, C(38) is bonded in a distorted bent 120 degrees geometry to one N(5) and one H(20) atom. The C(38)-N(5) bond length is 1.36 Å. The C(38)-H(20) bond length is 0.93 Å. In the fourth C site, C(42) is bonded in a distorted bent 120 degrees geometry to one N(5) and one H(23) atom. The C(42)-N(5) bond length is 1.33 Å. The C(42)-H(23) bond length is 0.93 Å. In the fifth C site, C(37) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(19) atom. The C(37)-N(4) bond length is 1.32 Å. The C(37)-H(19) bond length is 0.93 Å. In the sixth C site, C(1) is bonded in a bent 120 degrees geometry to one C(4), one O(1), and one O(2) atom. The C(1)-C(4) bond length is 1.47 Å. The C(1)-O(1) bond length is 1.27 Å. The C(1)-O(2) bond length is 1.25 Å. In the seventh C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(6), one O(3), and one O(4) atom. The C(2)-C(6) bond length is 1.54 Å. The C(2)-O(3) bond length is 1.27 Å. The C(2)-O(4) bond length is 1.24 Å. In the eighth C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(5), and one O(6) atom. The C(3)-C(8) bond length is 1.51 Å. The C(3)-O(5) bond length is 1.27 Å. The C(3)-O(6) bond length is 1.25 Å. In the ninth C site, C(4) is bonded in a trigonal planar geometry to one C(1), one C(5), and one C(9) atom. The C(4)-C(5) bond length is 1.35 Å. The C(4)-C(9) bond length is 1.40 Å. In the tenth C site, C(5) is bonded in a distorted single-bond geometry to one C(4), one C(6), and one H(1) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-H(1) bond length is 0.93 Å. In the eleventh C site, C(6) is bonded in a trigonal planar geometry to one C(2), one C(5), and one C(7) atom. The C(6)-C(7) bond length is 1.38 Å. In the twelfth C site, C(7) is bonded in a distorted single-bond geometry to one C(6), one C(8), and one H(2) atom. The C(7)-C(8) bond length is 1.41 Å. The C(7)-H(2) bond length is 0.93 Å. In the thirteenth C site, C(8) is bonded in a trigonal planar geometry to one C(3), one C(7), and one C(9) atom. The C(8)-C(9) bond length is 1.39 Å. In the fourteenth C site, C(9) is bonded in a single-bond geometry to one C(4), one C(8), and one H(3) atom. The C(9)-H(3) bond length is 0.93 Å. In the fifteenth C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(13), one O(7), and one O(8) atom. The C(10)-C(13) bond length is 1.52 Å. The C(10)-O(7) bond length is 1.27 Å. The C(10)-O(8) bond length is 1.28 Å. In the sixteenth C site, C(11) is bonded in a bent 120 degrees geometry to one C(15), one O(10), and one O(9) atom. The C(11)-C(15) bond length is 1.52 Å. The C(11)-O(10) bond length is 1.24 Å. The C(11)-O(9) bond length is 1.28 Å. In the seventeenth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(17), one O(11), and one O(12) atom. The C(12)-C(17) bond length is 1.53 Å. The C(12)-O(11) bond length is 1.22 Å. The C(12)-O(12) bond length is 1.22 Å. In the eighteenth C site, C(13) is bonded in a trigonal planar geometry to one C(10), one C(14), and one C(18) atom. The C(13)-C(14) bond length is 1.40 Å. The C(13)-C(18) bond length is 1.43 Å. In the nineteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(13), one C(15), and one H(4) atom. The C(14)-C(15) bond length is 1.41 Å. The C(14)-H(4) bond length is 0.93 Å. In the twentieth C site, C(15) is bonded in a trigonal planar geometry to one C(11), one C(14), and one C(16) atom. The C(15)-C(16) bond length is 1.36 Å. In the twenty-first C site, C(16) is bonded in a distorted single-bond geometry to one C(15), one C(17), and one H(5) atom. The C(16)-C(17) bond length is 1.37 Å. The C(16)-H(5) bond length is 0.93 Å. In the twenty-second C site, C(17) is bonded in a trigonal planar geometry to one C(12), one C(16), and one C(18) atom. The C(17)-C(18) bond length is 1.42 Å. In the twenty-third C site, C(18) is bonded in a distorted single-bond geometry to one C(13), one C(17), and one H(6) atom. The C(18)-H(6) bond length is 0.93 Å. In the twenty-fourth C site, C(19) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(7) atom. The C(19)-N(1) bond length is 1.34 Å. The C(19)-N(2) bond length is 1.33 Å. The C(19)-H(7) bond length is 0.93 Å. In the twenty-fifth C site, C(20) is bonded in a distorted bent 120 degrees geometry to one C(21), one N(2), and one H(8) atom. The C(20)-C(21) bond length is 1.40 Å. The C(20)-N(2) bond length is 1.35 Å. The C(20)-H(8) bond length is 0.93 Å. In the twenty-sixth C site, C(21) is bonded in a distorted trigonal planar geometry to one C(20), one N(1), and one H(9) atom. The C(21)-N(1) bond length is 1.36 Å. The C(21)-H(9) bond length is 0.93 Å. In the twenty-seventh C site, C(22) is bonded in a distorted trigonal planar geometry to one C(23), one C(27), and one N(1) atom. The C(22)-C(23) bond length is 1.38 Å. The C(22)-N(1) bond length is 1.45 Å. In the twenty-eighth C site, C(23) is bonded in a distorted single-bond geometry to one C(22) and one H(10) atom. The C(23)-H(10) bond length is 0.93 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one C(19), one C(21), and one C(22) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(1), one C(19), and one C(20) atom. In the third N site, N(4) is bonded in a trigonal planar geometry to one Zn(2), one C(33), and one C(37) atom. In the fourth N site, N(5) is bonded in a trigonal planar geometry to one Zn(1), one C(38), and one C(42) atom. There are fifteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(7) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(9) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(14) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(16) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(18) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(19) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(20) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(21) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(23) atom. In the eleventh H site, H(13) is bonded in a single-bond geometry to one C(27) atom. In the twelfth H site, H(16) is bonded in a single-bond geometry to one C(33) atom. In the thirteenth H site, H(19) is bonded in a single-bond geometry to one C(37) atom. In the fourteenth H site, H(20) is bonded in a single-bond geometry to one C(38) atom. In the fifteenth H site, H(23) is bonded in a single-bond geometry to one C(42) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Zn(1) and one C(1) atom. In the second O site, O(2) is bonded in a water-like geometry to one Zn(2) and one C(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one Zn(3) and one C(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one Zn(3) and one C(2) atom. In the fifth O site, O(5) is bonded in a water-like geometry to one Zn(2) and one C(3) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one C(3) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(10) atom. In the eighth O site, O(8) is bonded in a bent 150 degrees geometry to one Zn(2) and one C(10) atom. In the ninth O site, O(9) is bonded in an L-shaped geometry to one Zn(1) and one C(11) atom. In the tenth O site, O(10) is bonded in a distorted L-shaped geometry to one Zn(1) and one C(11) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Zn(3) and one C(12) atom. In the twelfth O site, O(12) is bonded in a distorted single-bond geometry to one Zn(3) and one C(12) atom. Linkers: 8 [O]C(=O)c1cc(C([O])=O)cc(C([O])=O)c1 ,4 c1cc(-c2cc(-c3ccc(-n4ccnc4)cc3)cc(-c3ccncc3)n2)ccn1. Metal clusters: 4 O=[C]O[Zn]1O[C]O[Zn](O[C]=O)O[C]O1 ,2 [C]1O[Zn]23O[C]O[Zn](O1)(O[C]O2)O[C]O3. RCSR code: ffc. The MOF has largest included sphere 5.87 A, density 1.06 g/cm3, surface area 4154.03 m2/g, accessible volume 0.51 cm3/g