AgC3NHO2 crystallizes in the monoclinic P2_1 space group. There are four inequivalent Ag sites. In the first Ag site, Ag(1) is bonded in a 4-coordinate geometry to one N(2), one O(1), one O(6), and one O(7) atom. The Ag(1)-N(2) bond length is 2.21 Å. The Ag(1)-O(1) bond length is 2.52 Å. The Ag(1)-O(6) bond length is 2.40 Å. The Ag(1)-O(7) bond length is 2.33 Å. In the second Ag site, Ag(2) is bonded in a 4-coordinate geometry to one N(1), one O(2), one O(5), and one O(8) atom. The Ag(2)-N(1) bond length is 2.21 Å. The Ag(2)-O(2) bond length is 2.52 Å. The Ag(2)-O(5) bond length is 2.39 Å. The Ag(2)-O(8) bond length is 2.33 Å. In the third Ag site, Ag(3) is bonded in a 4-coordinate geometry to one N(4), one O(1), one O(4), and one O(8) atom. The Ag(3)-N(4) bond length is 2.28 Å. The Ag(3)-O(1) bond length is 2.25 Å. The Ag(3)-O(4) bond length is 2.61 Å. The Ag(3)-O(8) bond length is 2.62 Å. In the fourth Ag site, Ag(4) is bonded in a 4-coordinate geometry to one N(3), one O(2), one O(3), and one O(7) atom. The Ag(4)-N(3) bond length is 2.28 Å. The Ag(4)-O(2) bond length is 2.25 Å. The Ag(4)-O(3) bond length is 2.61 Å. The Ag(4)-O(7) bond length is 2.62 Å. There are eleven inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(3), one O(1), and one O(3) atom. The C(1)-C(3) bond length is 1.52 Å. The C(1)-O(1) bond length is 1.28 Å. The C(1)-O(3) bond length is 1.25 Å. In the second C site, C(2) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(2), and one O(4) atom. The C(2)-C(4) bond length is 1.52 Å. The C(2)-O(2) bond length is 1.28 Å. The C(2)-O(4) bond length is 1.25 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(1), one C(9), and one N(1) atom. The C(3)-C(9) bond length is 1.41 Å. The C(3)-N(1) bond length is 1.35 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(10), one C(2), and one N(2) atom. The C(4)-C(10) bond length is 1.41 Å. The C(4)-N(2) bond length is 1.35 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(7,8); one N(1); and one H(1,2) atom. The C(5)-C(7,8) bond length is 1.39 Å. The C(5)-N(1) bond length is 1.35 Å. The C(5)-H(1,2) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(7,8); one N(2); and one H(1,2) atom. The C(6)-C(7,8) bond length is 1.39 Å. The C(6)-N(2) bond length is 1.35 Å. The C(6)-H(1,2) bond length is 1.09 Å. In the seventh C site, C(7,8) is bonded in a distorted trigonal planar geometry to one C(5), one N(3), and one H(3) atom. The C(7,8)-N(3) bond length is 1.34 Å. The C(7,8)-H(3) bond length is 1.09 Å. In the eighth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(11), one C(3), and one N(3) atom. The C(9)-C(11) bond length is 1.51 Å. The C(9)-N(3) bond length is 1.35 Å. In the ninth C site, C(10) is bonded in a distorted trigonal planar geometry to one C(12), one C(4), and one N(4) atom. The C(10)-C(12) bond length is 1.51 Å. The C(10)-N(4) bond length is 1.35 Å. In the tenth C site, C(11) is bonded in a distorted bent 120 degrees geometry to one C(9), one O(5), and one O(7) atom. The C(11)-O(5) bond length is 1.26 Å. The C(11)-O(7) bond length is 1.27 Å. In the eleventh C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(10), one O(6), and one O(8) atom. The C(12)-O(6) bond length is 1.26 Å. The C(12)-O(8) bond length is 1.27 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Ag(2), one C(3), and one C(5) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Ag(1), one C(4), and one C(6) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Ag(4); one C(7,8); and one C(9) atom. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Ag(3); one C(10); and one C(7,8) atom. The N(4)-C(7,8) bond length is 1.34 Å. There are three inequivalent H sites. In the first H site, H(1,2) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(3) is bonded in a single-bond geometry to one C(7,8) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(7,8) atom. The H(4)-C(7,8) bond length is 1.09 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Ag(1), one Ag(3), and one C(1) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Ag(2), one Ag(4), and one C(2) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Ag(4) and one C(1) atom. In the fourth O site, O(4) is bonded in a distorted single-bond geometry to one Ag(3) and one C(2) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Ag(2) and one C(11) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Ag(1) and one C(12) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Ag(1), one Ag(4), and one C(11) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Ag(2), one Ag(3), and one C(12) atom. Linkers: 4 [O]C(=O)c1nccnc1C([O])=O. Metal clusters: 8 [Ag]. The MOF has largest included sphere 1.22 A, density 3.60 g/cm3, surface area 1565.73 m2/g, accessible volume 0.01 cm3/g