Ag7H18(C7N6)4C2NH2 crystallizes in the triclinic P-1 space group. The structure consists of two n-methyl methanimine molecules inside a Ag7H18(C7N6)4 framework. In the Ag7H18(C7N6)4 framework, there are seven inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a linear geometry to one N(5) and one N(9) atom. The Ag(1)-N(5) bond length is 2.13 Å. The Ag(1)-N(9) bond length is 2.13 Å. In the second Ag site, Ag(2) is bonded in a trigonal planar geometry to one N(14), one N(18), and one N(23) atom. The Ag(2)-N(14) bond length is 2.23 Å. The Ag(2)-N(18) bond length is 2.24 Å. The Ag(2)-N(23) bond length is 2.31 Å. In the third Ag site, Ag(3) is bonded in a distorted trigonal non-coplanar geometry to one N(20), one N(22), and one N(4) atom. The Ag(3)-N(20) bond length is 2.19 Å. The Ag(3)-N(22) bond length is 2.20 Å. The Ag(3)-N(4) bond length is 2.44 Å. In the fourth Ag site, Ag(4) is bonded in a trigonal non-coplanar geometry to one N(12), one N(16), and one N(7) atom. The Ag(4)-N(12) bond length is 2.34 Å. The Ag(4)-N(16) bond length is 2.39 Å. The Ag(4)-N(7) bond length is 2.30 Å. In the fifth Ag site, Ag(5) is bonded in a bent 120 degrees geometry to one N(1) and one N(21) atom. The Ag(5)-N(1) bond length is 2.19 Å. The Ag(5)-N(21) bond length is 2.23 Å. In the sixth Ag site, Ag(6) is bonded in a linear geometry to one N(10) and one N(25) atom. The Ag(6)-N(10) bond length is 2.14 Å. The Ag(6)-N(25) bond length is 2.16 Å. In the seventh Ag site, Ag(7) is bonded in a 3-coordinate geometry to one N(15), one N(17), and one N(19) atom. The Ag(7)-N(15) bond length is 2.21 Å. The Ag(7)-N(17) bond length is 2.24 Å. The Ag(7)-N(19) bond length is 2.38 Å. There are twenty-eight inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(17), one N(8), and one H(1) atom. The C(1)-C(17) bond length is 1.38 Å. The C(1)-N(8) bond length is 1.33 Å. The C(1)-H(1) bond length is 0.93 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(26), one N(9), and one H(2) atom. The C(2)-C(26) bond length is 1.37 Å. The C(2)-N(9) bond length is 1.36 Å. The C(2)-H(2) bond length is 0.96 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(21), one N(18), and one N(20) atom. The C(3)-C(21) bond length is 1.46 Å. The C(3)-N(18) bond length is 1.34 Å. The C(3)-N(20) bond length is 1.35 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(9), one N(13), and one N(14) atom. The C(4)-C(9) bond length is 1.46 Å. The C(4)-N(13) bond length is 1.33 Å. The C(4)-N(14) bond length is 1.35 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(21) and one H(3) atom. The C(5)-C(21) bond length is 1.40 Å. The C(5)-H(3) bond length is 0.96 Å. In the sixth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(14), one N(5), and one H(4) atom. The C(6)-C(14) bond length is 1.37 Å. The C(6)-N(5) bond length is 1.34 Å. The C(6)-H(4) bond length is 0.96 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(12), one C(23), and one H(5) atom. The C(7)-C(12) bond length is 1.37 Å. The C(7)-C(23) bond length is 1.40 Å. The C(7)-H(5) bond length is 0.95 Å. In the eighth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(20), one N(25), and one H(6) atom. The C(8)-C(20) bond length is 1.38 Å. The C(8)-N(25) bond length is 1.34 Å. The C(8)-H(6) bond length is 0.97 Å. In the ninth C site, C(9) is bonded in a trigonal planar geometry to one C(17), one C(25), and one C(4) atom. The C(9)-C(17) bond length is 1.40 Å. The C(9)-C(25) bond length is 1.40 Å. In the tenth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(24), one N(5), and one H(7) atom. The C(10)-C(24) bond length is 1.39 Å. The C(10)-N(5) bond length is 1.34 Å. The C(10)-H(7) bond length is 0.96 Å. In the eleventh C site, C(11) is bonded in a distorted trigonal planar geometry to one C(25), one N(8), and one H(8) atom. The C(11)-C(25) bond length is 1.37 Å. The C(11)-N(8) bond length is 1.34 Å. The C(11)-H(8) bond length is 0.96 Å. In the twelfth C site, C(12) is bonded in a distorted trigonal planar geometry to one C(7), one N(9), and one H(9) atom. The C(12)-N(9) bond length is 1.34 Å. The C(12)-H(9) bond length is 0.96 Å. In the thirteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(18), one C(6), and one H(11) atom. The C(14)-C(18) bond length is 1.38 Å. The C(14)-H(11) bond length is 0.96 Å. In the fourteenth C site, C(15) is bonded in a distorted trigonal planar geometry to one C(23), one N(12), and one N(4) atom. The C(15)-C(23) bond length is 1.46 Å. The C(15)-N(12) bond length is 1.34 Å. The C(15)-N(4) bond length is 1.35 Å. In the fifteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(30), one N(25), and one H(12) atom. The C(16)-C(30) bond length is 1.37 Å. The C(16)-N(25) bond length is 1.34 Å. The C(16)-H(12) bond length is 0.96 Å. In the sixteenth C site, C(17) is bonded in a distorted single-bond geometry to one C(1), one C(9), and one H(13) atom. The C(17)-H(13) bond length is 0.96 Å. In the seventeenth C site, C(18) is bonded in a trigonal planar geometry to one C(14), one C(22), and one C(24) atom. The C(18)-C(22) bond length is 1.47 Å. The C(18)-C(24) bond length is 1.39 Å. In the eighteenth C site, C(19) is bonded in a distorted trigonal planar geometry to one C(28), one N(22), and one N(23) atom. The C(19)-C(28) bond length is 1.47 Å. The C(19)-N(22) bond length is 1.34 Å. The C(19)-N(23) bond length is 1.34 Å. In the nineteenth C site, C(20) is bonded in a distorted single-bond geometry to one C(28), one C(8), and one H(14) atom. The C(20)-C(28) bond length is 1.39 Å. The C(20)-H(14) bond length is 0.96 Å. In the twentieth C site, C(21) is bonded in a trigonal planar geometry to one C(27), one C(3), and one C(5) atom. The C(21)-C(27) bond length is 1.40 Å. In the twenty-first C site, C(22) is bonded in a distorted trigonal planar geometry to one C(18), one N(11), and one N(2) atom. The C(22)-N(11) bond length is 1.35 Å. The C(22)-N(2) bond length is 1.33 Å. In the twenty-second C site, C(23) is bonded in a trigonal planar geometry to one C(15), one C(26), and one C(7) atom. The C(23)-C(26) bond length is 1.40 Å. In the twenty-third C site, C(24) is bonded in a distorted single-bond geometry to one C(10), one C(18), and one H(15) atom. The C(24)-H(15) bond length is 0.96 Å. In the twenty-fourth C site, C(25) is bonded in a distorted single-bond geometry to one C(11), one C(9), and one H(16) atom. The C(25)-H(16) bond length is 0.96 Å. In the twenty-fifth C site, C(26) is bonded in a distorted single-bond geometry to one C(2), one C(23), and one H(17) atom. The C(26)-H(17) bond length is 0.96 Å. In the twenty-sixth C site, C(27) is bonded in a distorted single-bond geometry to one C(21) and one H(18) atom. The C(27)-H(18) bond length is 0.97 Å. In the twenty-seventh C site, C(28) is bonded in a trigonal planar geometry to one C(19), one C(20), and one C(30) atom. The C(28)-C(30) bond length is 1.39 Å. In the twenty-eighth C site, C(30) is bonded in a single-bond geometry to one C(16), one C(28), and one H(20) atom. The C(30)-H(20) bond length is 0.95 Å. There are twenty-four inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one Ag(5), one N(11), and one N(15) atom. The N(1)-N(11) bond length is 1.33 Å. The N(1)-N(15) bond length is 1.34 Å. In the second N site, N(2) is bonded in a distorted water-like geometry to one C(22) and one N(15) atom. The N(2)-N(15) bond length is 1.33 Å. In the third N site, N(3) is bonded in a water-like geometry to one N(10) and one N(14) atom. The N(3)-N(10) bond length is 1.33 Å. The N(3)-N(14) bond length is 1.34 Å. In the fourth N site, N(4) is bonded in a 3-coordinate geometry to one Ag(3), one C(15), and one N(19) atom. The N(4)-N(19) bond length is 1.34 Å. In the fifth N site, N(5) is bonded in a trigonal planar geometry to one Ag(1), one C(10), and one C(6) atom. In the sixth N site, N(7) is bonded in a trigonal planar geometry to one Ag(4), one N(18), and one N(24) atom. The N(7)-N(18) bond length is 1.35 Å. The N(7)-N(24) bond length is 1.32 Å. In the seventh N site, N(8) is bonded in a bent 120 degrees geometry to one C(1) and one C(11) atom. In the eighth N site, N(9) is bonded in a trigonal planar geometry to one Ag(1), one C(12), and one C(2) atom. In the ninth N site, N(10) is bonded in a trigonal planar geometry to one Ag(6), one N(13), and one N(3) atom. The N(10)-N(13) bond length is 1.33 Å. In the tenth N site, N(11) is bonded in a distorted single-bond geometry to one C(22) and one N(1) atom. In the eleventh N site, N(12) is bonded in a 3-coordinate geometry to one Ag(4), one C(15), and one N(21) atom. The N(12)-N(21) bond length is 1.34 Å. In the twelfth N site, N(13) is bonded in a distorted water-like geometry to one C(4) and one N(10) atom. In the thirteenth N site, N(14) is bonded in a 3-coordinate geometry to one Ag(2), one C(4), and one N(3) atom. In the fourteenth N site, N(15) is bonded in a trigonal planar geometry to one Ag(7), one N(1), and one N(2) atom. In the fifteenth N site, N(16) is bonded in a trigonal planar geometry to one Ag(4), one N(17), and one N(23) atom. The N(16)-N(17) bond length is 1.31 Å. The N(16)-N(23) bond length is 1.34 Å. In the sixteenth N site, N(17) is bonded in a distorted trigonal planar geometry to one Ag(7), one N(16), and one N(22) atom. The N(17)-N(22) bond length is 1.36 Å. In the seventeenth N site, N(18) is bonded in a 3-coordinate geometry to one Ag(2), one C(3), and one N(7) atom. In the eighteenth N site, N(19) is bonded in a trigonal planar geometry to one Ag(7), one N(21), and one N(4) atom. The N(19)-N(21) bond length is 1.32 Å. In the nineteenth N site, N(20) is bonded in a 3-coordinate geometry to one Ag(3), one C(3), and one N(24) atom. The N(20)-N(24) bond length is 1.34 Å. In the twentieth N site, N(21) is bonded in a distorted trigonal planar geometry to one Ag(5), one N(12), and one N(19) atom. In the twenty-first N site, N(22) is bonded in a 3-coordinate geometry to one Ag(3), one C(19), and one N(17) atom. In the twenty-second N site, N(23) is bonded in a 3-coordinate geometry to one Ag(2), one C(19), and one N(16) atom. In the twenty-third N site, N(24) is bonded in a water-like geometry to one N(20) and one N(7) atom. In the twenty-fourth N site, N(25) is bonded in a trigonal planar geometry to one Ag(6), one C(16), and one C(8) atom. There are eighteen 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(5) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(6) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(7) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(8) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(10) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(11) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(12) atom. In the tenth H site, H(11) is bonded in a single-bond geometry to one C(14) atom. In the eleventh H site, H(12) is bonded in a single-bond geometry to one C(16) atom. In the twelfth H site, H(13) is bonded in a single-bond geometry to one C(17) atom. In the thirteenth H site, H(14) is bonded in a single-bond geometry to one C(20) atom. In the fourteenth H site, H(15) is bonded in a single-bond geometry to one C(24) atom. In the fifteenth H site, H(16) is bonded in a single-bond geometry to one C(25) atom. In the sixteenth H site, H(17) is bonded in a single-bond geometry to one C(26) atom. In the seventeenth H site, H(18) is bonded in a single-bond geometry to one C(27) atom. In the eighteenth H site, H(20) is bonded in a single-bond geometry to one C(30) atom. Linkers: 9 c1cc(C2=NN=N[N]2)ccn1 ,1 c1cc(C2=N[N]N=N2)ccn1. Metal clusters: 4 [Ag] ,1 [N]1[Ag]N=N[Ag]2[N][N@@]3[Ag]=NN=[Ag]4[N@]3[N][Ag][N][N@@]4N3[N][Ag]N=N[Ag]3[N][N@@]3[Ag]=NN=[Ag]4[N@]([N][Ag][N][N@@]34)N12. The MOF has largest included sphere 8.68 A, density 1.42 g/cm3, surface area 3054.98 m2/g, accessible volume 0.47 cm3/g