InChI=1/C17H13NO3/c1-10-2-7-15-13(8-10)14(17(20)21)9-16(18-15)11-3-5-12(19)6-4-11/h2-9,19H,1H3,(H,20,21)/p-1/fC17H12NO3/q-1 2FA601D8210EC61F