InChI=1/C18H26N4O3S/c1-25-17-7-5-15(6-8-17)18-16(13-20-22-18)12-19-9-10-26(23,24)21-11-14-3-2-4-14/h5-8,13-14,19,21H,2-4,9-12H2,1H3,(H,20,22)/p+1/fC18H27N4O3S/h19-20H/q+1 F44824B48E89E372