InChI=1/C18H26N4O2S/c1-4-7-19-15(23)11-22-14(10-21-8-5-6-9-21)20-17-16(18(22)24)12(2)13(3)25-17/h4-11H2,1-3H3,(H,19,23)/p+1/fC18H27N4O2S/h19,21H/q+1 FAC2C8EB6B01EAAB