InChI=1/C17H13NO3/c1-10(18-11-6-8-12(19)9-7-11)15-16(20)13-4-2-3-5-14(13)17(15)21/h2-9,19-20H,1H3/p-1/fC17H12NO3/h20h/q-1 658F05715820E8D8