InChI=1/C17H20N4O2S/c1-11-8-12(2)16(13(3)9-11)10-20-14-4-6-15(7-5-14)24(22,23)21-17(18)19/h4-10H,1-3H3,(H4,18,19,21)/f/h18-19H2 59867DD17EEB84C0