InChI=1/C13H17N3O3S/c1-9-4-5-10(2)12(6-9)16-13(20(14,17)18)7-11(15-16)8-19-3/h4-7H,8H2,1-3H3,(H2,14,17,18)/f/h14H2 52CCDCCCE0B5F35D