Zn2SiC30N2H17O9(CH)4 crystallizes in the monoclinic P2_1/c space group. The structure consists of sixteen 02329_fluka molecules inside a Zn2SiC30N2H17O9 framework. In the Zn2SiC30N2H17O9 framework, there are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a 4-coordinate geometry to one N(1), one O(2), one O(3), and one O(9) atom. The Zn(1)-N(1) bond length is 2.01 Å. The Zn(1)-O(2) bond length is 2.00 Å. The Zn(1)-O(3) bond length is 2.01 Å. The Zn(1)-O(9) bond length is 1.95 Å. In the second Zn site, Zn(2) is bonded in a tetrahedral geometry to one O(4), one O(6), one O(7), and one O(9) atom. The Zn(2)-O(4) bond length is 2.00 Å. The Zn(2)-O(6) bond length is 1.94 Å. The Zn(2)-O(7) bond length is 1.95 Å. The Zn(2)-O(9) bond length is 1.93 Å. Si(1) is bonded in a tetrahedral geometry to one C(11), one C(18), one C(25), and one C(4) atom. The Si(1)-C(11) bond length is 1.87 Å. The Si(1)-C(18) bond length is 1.85 Å. The Si(1)-C(25) bond length is 1.88 Å. The Si(1)-C(4) bond length is 1.87 Å. There are thirty inequivalent C sites. In the first C site, C(33) is bonded in a distorted single-bond geometry to one C(32) and one H(20,21) atom. The C(33)-C(32) bond length is 1.38 Å. The C(33)-H(20,21) bond length is 0.93 Å. In the second C site, C(34) is bonded in a distorted single-bond geometry to one C(32) and one H(20,21) atom. The C(34)-C(32) bond length is 1.38 Å. The C(34)-H(20,21) bond length is 0.93 Å. In the third 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 1.49 Å. The C(1)-O(1) bond length is 1.24 Å. The C(1)-O(2) bond length is 1.28 Å. In the fourth 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 1.37 Å. In the fifth C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one H(1) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-H(1) bond length is 0.93 Å. In the sixth C site, C(4) is bonded in a distorted trigonal planar geometry to one Si(1), one C(3), and one C(5) atom. The C(4)-C(5) bond length is 1.39 Å. In the seventh C site, C(5) is bonded in a distorted single-bond geometry to one C(4) and one H(2) atom. The C(5)-H(2) bond length is 0.93 Å. In the eighth C site, C(7) is bonded in a single-bond geometry to one C(2) and one H(4) atom. The C(7)-H(4) bond length is 0.93 Å. In the ninth C site, C(8) is bonded in a distorted bent 120 degrees geometry to one C(9), one O(3), and one O(4) atom. The C(8)-C(9) bond length is 1.51 Å. The C(8)-O(3) bond length is 1.22 Å. The C(8)-O(4) bond length is 1.28 Å. In the tenth C site, C(9) is bonded in a trigonal planar geometry to one C(10), one C(14), and one C(8) atom. The C(9)-C(10) bond length is 1.38 Å. The C(9)-C(14) bond length is 1.39 Å. In the eleventh C site, C(10) is bonded in a distorted single-bond geometry to one C(11), one C(9), and one H(5) atom. The C(10)-C(11) bond length is 1.41 Å. The C(10)-H(5) bond length is 0.93 Å. In the twelfth C site, C(11) is bonded in a trigonal planar geometry to one Si(1), one C(10), and one C(12) atom. The C(11)-C(12) bond length is 1.38 Å. In the thirteenth C site, C(12) is bonded in a distorted single-bond geometry to one C(11) and one H(6) atom. The C(12)-H(6) bond length is 0.93 Å. In the fourteenth C site, C(14) is bonded in a single-bond geometry to one C(9) and one H(8) atom. The C(14)-H(8) bond length is 0.93 Å. In the fifteenth C site, C(15) is bonded in a distorted bent 120 degrees geometry to one C(16), one O(7), and one O(8) atom. The C(15)-C(16) bond length is 1.46 Å. The C(15)-O(7) bond length is 1.27 Å. The C(15)-O(8) bond length is 1.20 Å. In the sixteenth C site, C(16) is bonded in a trigonal planar geometry to one C(15), one C(17), and one C(21) atom. The C(16)-C(17) bond length is 1.40 Å. The C(16)-C(21) bond length is 1.36 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(9) atom. The C(17)-C(18) bond length is 1.38 Å. The C(17)-H(9) bond length is 0.93 Å. In the eighteenth C site, C(18) is bonded in a trigonal planar geometry to one Si(1), one C(17), and one C(19) atom. The C(18)-C(19) bond length is 1.41 Å. In the nineteenth C site, C(19) is bonded in a single-bond geometry to one C(18) and one H(10) atom. The C(19)-H(10) bond length is 0.93 Å. In the twentieth C site, C(21) is bonded in a distorted single-bond geometry to one C(16) and one H(12) atom. The C(21)-H(12) bond length is 0.93 Å. In the twenty-first C site, C(22) is bonded in a distorted bent 120 degrees geometry to one C(23), one O(5), and one O(6) atom. The C(22)-C(23) bond length is 1.51 Å. The C(22)-O(5) bond length is 1.21 Å. The C(22)-O(6) bond length is 1.27 Å. In the twenty-second 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 1.41 Å. The C(23)-C(28) bond length is 1.35 Å. In the twenty-third C site, C(24) is bonded in a distorted single-bond geometry to one C(23), one C(25), and one H(13) atom. The C(24)-C(25) bond length is 1.38 Å. The C(24)-H(13) bond length is 0.93 Å. In the twenty-fourth C site, C(25) is bonded in a trigonal planar geometry to one Si(1), one C(24), and one C(26) atom. The C(25)-C(26) bond length is 1.40 Å. In the twenty-fifth C site, C(26) is bonded in a distorted single-bond geometry to one C(25) and one H(14) atom. The C(26)-H(14) bond length is 0.93 Å. In the twenty-sixth C site, C(28) is bonded in a distorted single-bond geometry to one C(23) and one H(16) atom. The C(28)-H(16) bond length is 0.93 Å. In the twenty-seventh C site, C(29) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(17) atom. The C(29)-N(1) bond length is 1.37 Å. The C(29)-H(17) bond length is 0.93 Å. In the twenty-eighth C site, C(30) is bonded in a distorted bent 120 degrees geometry to one N(2) and one H(18) atom. The C(30)-N(2) bond length is 1.37 Å. The C(30)-H(18) bond length is 0.93 Å. In the twenty-ninth C site, C(31) is bonded in a trigonal planar geometry to one N(1), one N(2), and one H(19) atom. The C(31)-N(1) bond length is 1.30 Å. The C(31)-N(2) bond length is 1.33 Å. The C(31)-H(19) bond length is 0.93 Å. In the thirtieth C site, C(32) is bonded in a distorted trigonal planar geometry to one C(33), one C(34), and one N(2) atom. The C(32)-N(2) bond length is 1.44 Å. There are two inequivalent N sites. In the first N site, N(2) is bonded in a trigonal planar geometry to one C(30), one C(31), and one C(32) atom. In the second N site, N(1) is bonded in a trigonal planar geometry to one Zn(1), one C(29), and one C(31) atom. There are sixteen 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(5) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(7) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(10) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(12) atom. In the sixth H site, H(8) is bonded in a single-bond geometry to one C(14) atom. In the seventh H site, H(9) is bonded in a single-bond geometry to one C(17) atom. In the eighth H site, H(10) is bonded in a single-bond geometry to one C(19) atom. In the ninth H site, H(12) is bonded in a single-bond geometry to one C(21) atom. In the tenth H site, H(13) is bonded in a single-bond geometry to one C(24) atom. In the eleventh H site, H(14) is bonded in a single-bond geometry to one C(26) atom. In the twelfth H site, H(16) is bonded in a single-bond geometry to one C(28) atom. In the thirteenth H site, H(17) is bonded in a single-bond geometry to one C(29) atom. In the fourteenth H site, H(18) is bonded in a single-bond geometry to one C(30) atom. In the fifteenth H site, H(19) is bonded in a single-bond geometry to one C(31) atom. In the sixteenth H site, H(20,21) is bonded in a single-bond geometry to one C(33) atom. There are nine inequivalent O sites. In the first O site, O(3) is bonded in a bent 120 degrees geometry to one Zn(1) and one C(8) atom. In the second O site, O(4) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(8) atom. In the third O site, O(5) is bonded in a single-bond geometry to one C(22) atom. In the fourth O site, O(6) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(22) atom. In the fifth O site, O(7) is bonded in a bent 120 degrees geometry to one Zn(2) and one C(15) atom. In the sixth O site, O(8) is bonded in a single-bond geometry to one C(15) atom. In the seventh O site, O(9) is bonded in a water-like geometry to one Zn(1) and one Zn(2) atom. In the eighth O site, O(1) is bonded in a distorted single-bond geometry to one C(1) atom. In the ninth O site, O(2) is bonded in a water-like geometry to one Zn(1) and one C(1) atom. Linkers: 2 c1cn(-c2ccc(-n3ccnc3)cc2)cn1 ,4 [O]C(=O)c1cccc([Si](c2cccc(C([O])=O)c2)(c2cccc(C([O])=O)c2)c2cccc(C([O])=O)c2)c1. Metal clusters: 4 O=[C]O[Zn]1O[C]O[Zn](O[C]=O)(O[C]=O)O1. RCSR code: pts. The MOF has largest included sphere 4.88 A, density 1.26 g/cm3, surface area 4560.34 m2/g, accessible volume 0.32 cm3/g