Zn4SiC80H48(N2F)8 crystallizes in the tetragonal I4/m space group. There are two inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to four equivalent N(1), one F(1), and one F(2) atom to form ZnN4F2 octahedra that share  a cornercorner with one Si(1)F6 octahedra and  a cornercorner with one Zn(2)N4F square pyramid. The corner-sharing octahedra are not tilted. All Zn(1)-N(1) bond lengths are 2.15 Å. The Zn(1)-F(1) bond length is 2.02 Å. The Zn(1)-F(2) bond length is 2.14 Å. In the second Zn site, Zn(2) is bonded to four equivalent N(2) and one F(1) atom to form distorted corner-sharing ZnN4F square pyramids. The corner-sharing octahedra are not tilted. All Zn(2)-N(2) bond lengths are 2.09 Å. The Zn(2)-F(1) bond length is 2.03 Å. Si(1) is bonded to two equivalent F(2) and four equivalent F(3) atoms to form SiF6 octahedra that share corners with two equivalent Zn(1)N4F2 octahedra. The corner-sharing octahedra are not tilted. Both Si(1)-F(2) bond lengths are 1.73 Å. All Si(1)-F(3) bond lengths are 1.71 Å. There are ten inequivalent C sites. In the first C site, C(4) is bonded in a distorted trigonal planar geometry to one C(3), one C(5), and one H(3) atom. The C(4)-C(3) bond length is 1.40 Å. The C(4)-C(5) bond length is 1.39 Å. The C(4)-H(3) bond length is 1.09 Å. In the second C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(4), one N(1), and one H(4) atom. The C(5)-N(1) bond length is 1.35 Å. The C(5)-H(4) bond length is 1.09 Å. In the third C site, C(6) is bonded in a trigonal planar geometry to one C(10), one C(3), and one C(7) atom. The C(6)-C(10) bond length is 1.41 Å. The C(6)-C(3) bond length is 1.49 Å. The C(6)-C(7) bond length is 1.41 Å. In the fourth C site, C(7) is bonded in a distorted trigonal planar geometry to one C(6), one C(8), and one N(2) atom. The C(7)-C(8) bond length is 1.45 Å. The C(7)-N(2) bond length is 1.37 Å. In the fifth C site, C(8) is bonded in a distorted single-bond geometry to one C(7), one C(9), and one H(5) atom. The C(8)-C(9) bond length is 1.37 Å. The C(8)-H(5) bond length is 1.09 Å. In the sixth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(10), one C(8), and one H(6) atom. The C(9)-C(10) bond length is 1.45 Å. The C(9)-H(6) bond length is 1.09 Å. In the seventh C site, C(10) is bonded in a distorted trigonal planar geometry to one C(6), one C(9), and one N(2) atom. The C(10)-N(2) bond length is 1.37 Å. In the eighth C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one H(1) atom. The C(1)-C(2) bond length is 1.39 Å. The C(1)-N(1) bond length is 1.34 Å. The C(1)-H(1) bond length is 1.09 Å. In the ninth C site, C(2) is bonded in a distorted single-bond geometry to one C(1), one C(3), and one H(2) atom. The C(2)-C(3) bond length is 1.40 Å. The C(2)-H(2) bond length is 1.09 Å. In the tenth C site, C(3) is bonded in a trigonal planar geometry to one C(2), one C(4), and one C(6) atom. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Zn(1), one C(1), and one C(5) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Zn(2), one C(10), and one C(7) atom. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(4) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(5) 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(9) atom. There are three inequivalent F sites. In the first F site, F(1) is bonded in a linear geometry to one Zn(1) and one Zn(2) atom. In the second F site, F(2) is bonded in a linear geometry to one Zn(1) and one Si(1) atom. In the third F site, F(3) is bonded in a single-bond geometry to one Si(1) atom. Linkers: 2 C1=C/C2=C(\c3ccncc3)C3=CC=C([N]3)/C(c3ccncc3)=C3/C=CC(=N3)/C(c3ccncc3)=C3/C=C/C(=C(\c4ccncc4)C1=N2)[N]3. Metal clusters: 1 F[Si](F)(F)(F)(F)F.F[Zn].F[Zn].[Zn].[Zn]. The MOF has largest included sphere 6.06 A, density 1.18 g/cm3, surface area 3959.33 m2/g, accessible volume 0.36 cm3/g