InChI=1/C15H17N3O3S/c1-15(2,3)13(21)17-14(22)16-8-5-6-9-10(7-8)12(20)18(4)11(9)19/h5-7H,1-4H3,(H2,16,17,21,22)/f/h16-17H 220C5EED065C00E8