7-Carboxy-2,4-dimethyl-5H-benzo[b][1,4]diazepin-ium picrate

(C₁₂H₁₃N₂O₂)(C₆H₂N₃O₇)MeOH

Schmidt, AndreasShilabin, Abbas GholipourNieger, Martin

Organic & biomolecular chemistry (2003) 1, 23 4342-4350

a=8.8117(2)Å   b=11.0726(2)Å   c=11.2477(3)Å

α=79.339(1)°   β=73.059(1)°   γ=86.946(1)°