InChI=1/C15H13N3O3S/c1-22(20,21)11-6-4-5-10(9-11)14(19)18-15-16-12-7-2-3-8-13(12)17-15/h2-9H,1H3,(H2,16,17,18,19)/f/h16-17H 51C22726578DD289