InChI=1/C15H15N3O2S/c1-9(2)17-18-15-16-12(8-21-15)11-7-10-5-3-4-6-13(10)20-14(11)19/h3-6,8,11H,7H2,1-2H3,(H,16,18)/t11-/m0/s1/f/h16H/b18-15- FE595E00F3539B4E