InChI=1/C14H15F2N3S2/c1-2-9-8-21-14(18-9)19-13(20)17-7-6-10-11(15)4-3-5-12(10)16/h3-5,8H,2,6-7H2,1H3,(H2,17,18,19,20)/f/h17,19H 4467394C3B71B29D