DUJZAK	JEVNAA	LUDFUL	NUQVEB
Crystal data
Chemical formula	[Ag(C9H7NO)2](C7H3N2O7)	[Zn(C3H4N2)4](C7H3N2O7)2	C7H4N2O7·C12H8N2	C6H9N2 +·C7H3N2O7 −
M r	625.30	791.93	408.33	336.27
Crystal system, space group	Monoclinic, P21	Monoclinic, C2/c	Monoclinic, P21/a	Triclinic, P
Temperature (K)	293	293	293	100
a, b, c (Å)	9.0154 (18), 7.6122 (15), 17.138 (3)	25.0809 (15), 6.7251 (4), 18.9145 (10)	14.8002 (15), 7.4029 (16), 16.0091 (16)	5.8673 (7), 8.0991 (9), 15.2437 (17)
α, β, γ (°)	90, 104.38 (3), 90	90, 97.658 (6), 90	90, 96.395 (8), 90	86.844 (3), 84.252 (3), 81.209 (3)
V (Å3)	1139.3 (4)	3161.9 (3)	1743.1 (5)	711.69 (14)
Z	2	4	4	2
Radiation type	Mo Kα	Mo Kα	Mo Kα	Mo Kα
μ (mm−1)	0.95	0.87	0.12	0.13
Crystal size (mm)	0.20 × 0.15 × 0.11	0.20 × 0.18 × 0.10	0.36 × 0.34 × 0.26	0.29 × 0.14 × 0.08
Data collection
Diffractometer	Bruker SMART CCD area-detector	Bruker APEXII area-detector	Enraf–Nonius CAD-4	Bruker APEX DUO CCD area-detector
Absorption correction	–	Multi-scan (SADABS; Bruker, 1999)	–	Multi-scan (SADABS; Bruker, 2009)
T min, T max	–	0.846, 0.918	–	0.963, 0.990
No. of measured, independent and observed [I > 3σ(I)] reflections	10841, 4602, 4225	20634, 3635, 2152	8396, 4202, 1587	12709, 4943, 3677
R int	0.022	0.058	0.056	0.023
(sin θ/λ)max (Å−1)	0.651	0.651	0.661	0.756
Refinement
R factors and goodness of fit	R[F > 3σ(F)] = 0.023, wR(F) = 0.053, S = 1.34	R[F > 3σ(F)] = 0.036, wR(F) = 0.075, S = 1.23	R[F > 3σ(F)] = 0.044, wR(F) = 0.083, S = 1.08	R[F > 3σ(F)] = 0.042, wR(F) = 0.109, S = 2.06
No. of reflections	4602	3635	4202	4943
No. of parameters	356	244	274	222
No. of restraints	0	0	0	0
H-atom treatment	H atoms treated by a mixture of independent and constrained refinement	H atoms treated by a mixture of independent and constrained refinement	H atoms treated by a mixture of independent and constrained refinement	H atoms treated by a mixture of independent and constrained refinement
Δρmax, Δρmin (e Å−3)	0.44, −0.30	0.23, −0.23	0.29, −0.31	0.40, −0.32
Absolute structure	1800 of Friedel pairs used in the refinement	–	–	–
Absolute structure parameter	0.004 (17)	–	–	–