InChI=1/C15H13N3O3S/c19-13(8-2-1-3-8)18-14-16-11(7-22-14)9-4-5-10-12(6-9)21-15(20)17-10/h4-8H,1-3H2,(H,17,20)(H,16,18,19)/f/h17-18H A777BD618850800C