W6Ag2C7NH3O19 crystallizes in the tetragonal P4_12_12 space group. There are six inequivalent W sites. In the first W site, W(1) is bonded to one O(15), one O(16), one O(2), one O(3), and one O(4) atom to form a mixture of distorted edge and corner-sharing WO5 square pyramids. The W(1)-O(15) bond length is 1.98 Å. The W(1)-O(16) bond length is 1.90 Å. The W(1)-O(2) bond length is 1.88 Å. The W(1)-O(3) bond length is 2.25 Å. The W(1)-O(4) bond length is 1.94 Å. In the second W site, W(2) is bonded to one O(11), one O(16), one O(2), one O(3), and one O(9) atom to form a mixture of distorted edge and corner-sharing WO5 square pyramids. The W(2)-O(11) bond length is 1.86 Å. The W(2)-O(16) bond length is 1.98 Å. The W(2)-O(2) bond length is 1.94 Å. The W(2)-O(3) bond length is 2.22 Å. The W(2)-O(9) bond length is 1.89 Å. In the third W site, W(3) is bonded to one O(1), one O(11), one O(12), one O(13), and one O(4) atom to form distorted WO5 square pyramids that share  a cornercorner with one W(1)O5 square pyramid,  a cornercorner with one W(2)O5 square pyramid,  an edgeedge with one W(4)O6 octahedra, and  an edgeedge with one W(5)O5 square pyramid. The W(3)-O(1) bond length is 2.01 Å. The W(3)-O(11) bond length is 1.96 Å. The W(3)-O(12) bond length is 1.88 Å. The W(3)-O(13) bond length is 2.18 Å. The W(3)-O(4) bond length is 1.88 Å. In the fourth W site, W(4) is bonded to one O(1), one O(10), one O(13), one O(14), one O(6), and one O(7) atom to form a mixture of distorted edge and corner-sharing WO6 octahedra. The W(4)-O(1) bond length is 1.92 Å. The W(4)-O(10) bond length is 1.94 Å. The W(4)-O(13) bond length is 2.15 Å. The W(4)-O(14) bond length is 1.73 Å. The W(4)-O(6) bond length is 2.00 Å. The W(4)-O(7) bond length is 1.85 Å. In the fifth W site, W(5) is bonded to one O(10), one O(12), one O(13), one O(5), and one O(6) atom to form WO5 square pyramids that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(6)O5 square pyramid,  an edgeedge with one W(4)O6 octahedra, and  an edgeedge with one W(3)O5 square pyramid. The corner-sharing octahedral tilt angles are 31°. The W(5)-O(10) bond length is 1.89 Å. The W(5)-O(12) bond length is 1.98 Å. The W(5)-O(13) bond length is 2.19 Å. The W(5)-O(5) bond length is 1.94 Å. The W(5)-O(6) bond length is 1.91 Å. In the sixth W site, W(6) is bonded to one O(15), one O(3), one O(5), one O(7), and one O(9) atom to form distorted WO5 square pyramids that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(5)O5 square pyramid,  an edgeedge with one W(1)O5 square pyramid, and  an edgeedge with one W(2)O5 square pyramid. The corner-sharing octahedral tilt angles are 29°. The W(6)-O(15) bond length is 1.88 Å. The W(6)-O(3) bond length is 2.22 Å. The W(6)-O(5) bond length is 1.87 Å. The W(6)-O(7) bond length is 1.98 Å. The W(6)-O(9) bond length is 1.99 Å. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 5-coordinate geometry to one Ag(1), one O(10), one O(6), and two equivalent O(19) atoms. The Ag(1)-Ag(1) bond length is 1.38 Å. The Ag(1)-O(10) bond length is 2.50 Å. The Ag(1)-O(6) bond length is 2.75 Å. There is one shorter (2.15 Å) and one longer (2.34 Å) Ag(1)-O(19) bond length. In the second Ag site, Ag(2) is bonded in a bent 120 degrees geometry to one O(14) and one O(8) atom. The Ag(2)-O(14) bond length is 2.37 Å. The Ag(2)-O(8) bond length is 2.33 Å. There are seven inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(3), one C(4), and one C(5) atom. The C(1)-C(3) bond length is 1.50 Å. The C(1)-C(4) bond length is 1.38 Å. The C(1)-C(5) bond length is 1.40 Å. In the second C site, C(2) is bonded in a distorted trigonal planar geometry to one C(7), one N(1), and one H(1) atom. The C(2)-C(7) bond length is 1.37 Å. The C(2)-N(1) bond length is 1.35 Å. The C(2)-H(1) bond length is 0.93 Å. In the third C site, C(3) is bonded in a distorted bent 120 degrees geometry to one C(1), one O(17), and one O(8) atom. The C(3)-O(17) bond length is 1.25 Å. The C(3)-O(8) bond length is 1.26 Å. In the fourth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one C(1), one N(1), and one H(2) atom. The C(4)-N(1) bond length is 1.41 Å. The C(4)-H(2) bond length is 0.93 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(1), one C(7), and one H(3) atom. The C(5)-C(7) bond length is 1.40 Å. The C(5)-H(3) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(7), one O(18), and one O(19) atom. The C(6)-C(7) bond length is 1.51 Å. The C(6)-O(18) bond length is 1.24 Å. The C(6)-O(19) bond length is 1.24 Å. In the seventh C site, C(7) is bonded in a trigonal planar geometry to one C(2), one C(5), and one C(6) atom. N(1) is bonded in a bent 120 degrees geometry to one C(2) and one C(4) atom. There are three inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(5) atom. There are nineteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted bent 120 degrees geometry to one W(3) and one W(4) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one W(1) and one W(2) atom. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one W(1), one W(2), and one W(6) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one W(1) and one W(3) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one W(5) and one W(6) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one W(4), one W(5), and one Ag(1) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one W(4) and one W(6) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to one Ag(2) and one C(3) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one W(2) and one W(6) atom. In the tenth O site, O(10) is bonded in a 3-coordinate geometry to one W(4), one W(5), and one Ag(1) atom. In the eleventh O site, O(11) is bonded in a bent 150 degrees geometry to one W(2) and one W(3) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one W(3) and one W(5) atom. In the thirteenth O site, O(13) is bonded in a distorted T-shaped geometry to one W(3), one W(4), and one W(5) atom. In the fourteenth O site, O(14) is bonded in a 2-coordinate geometry to one W(4) and one Ag(2) atom. In the fifteenth O site, O(15) is bonded in a bent 120 degrees geometry to one W(1) and one W(6) atom. In the sixteenth O site, O(16) is bonded in a bent 120 degrees geometry to one W(1) and one W(2) atom. In the seventeenth O site, O(17) is bonded in a single-bond geometry to one C(3) atom. In the eighteenth O site, O(18) is bonded in a single-bond geometry to one C(6) atom. In the nineteenth O site, O(19) is bonded in a 3-coordinate geometry to two equivalent Ag(1) and one C(6) atom. Linkers: 8 [O]C(=O)c1cncc(C([O])=O)c1. Metal clusters: 3 O=[C]O[Ag]O[W]1234O[W]56(O1)O[W@]1(O2)O[W]278(O[Ag]O[C]=O)O[W]9%10(O2)O[W@](O7)(O3)O[W@]2(O4)O[W@]3(O5)O[W@@](O9)(O2)O[W@]2(O%10)O[W@@](O8)(O1)O[W@](O6)(O2)O3.O=[C]O[Ag][Ag]O[C]=O ,1 O=[C]O[Ag]O[W]1234O[W@]56O[W@]78O[W@]9%10O[W@]%11%12O[W@](O7)(O5)O[W]57(O%11)O[W]([Ag](O[C]=O)[Ag]O[C]=O)(O6)(O1)O[W]1(O[Ag]O[C]=O)(O[W@@](O9)(O%12)O[W@](O[W](O8)(O%10)(O2)O3)(O4)O1)(O5)O7. RCSR code: dia. The MOF has largest included sphere 4.22 A, density 3.97 g/cm3, surface area 1329.17 m2/g, accessible volume 0.09 cm3/g