InChI=1/C13H13ClN4OS/c1-20-10-4-2-9(3-5-10)16-13(19)8-6-11(14)17-12(7-8)18-15/h2-7H,15H2,1H3,(H,16,19)(H,17,18)/f/h16,18H 7666064A3197DF4C