InChI=1/C19H15N5O2/c25-24(26)16-8-6-15(7-9-16)20-11-14-5-10-19(21-12-14)23-13-22-17-3-1-2-4-18(17)23/h1-10,12-13,20H,11H2 AD515808C5CE6286