InChI=1/C18H14N4O3/c23-17-6-5-12(22(24)25)9-14(17)18(21-8-7-19-11-21)15-10-20-16-4-2-1-3-13(15)16/h1-11,18,20,23H/t18-/m0/s1 86D68AB3C8288DAE