InChI=1/C16H15N5OS/c1-22-9-8-19-16-18-7-6-12(21-16)11(10-17)15-20-13-4-2-3-5-14(13)23-15/h2-7,20H,8-9H2,1H3,(H,18,19,21)/b15-11-/f/h19H 3AB770BEE93AE5C2