InChI=1/C17H20N4O2S/c1-17(2,3)21-24(22,23)13-7-4-11(5-8-13)12-6-9-15-14(10-12)16(18)20-19-15/h4-10,21H,1-3H3,(H3,18,19,20)/f/h19H,18H2 AB0E50963AD9638D