InChI=1/C15H13N3O2/c1-7(19)16-10-4-2-3-9-11(10)15(20)12-13(8-5-6-8)17-18-14(9)12/h2-4,8H,5-6H2,1H3,(H,16,19)(H,17,18)/f/h16-17H DEE1FCF8C02326ED