InChI=1/C15H20N4O3S/c1-2-22-10(20)8-23-14-11(13(18)21)15(5-3-4-6-15)9(7-16)12(17)19-14/h19H,2-6,8,17H2,1H3,(H2,18,21)/f/h18H2 618C83BE23CBAE49