InChI=1/C13H14F2N4OS/c1-3-10-6(2)21-13(17-10)18-12(20)7-4-8(14)11(19-16)9(15)5-7/h4-5,19H,3,16H2,1-2H3,(H,17,18,20)/f/h18H 95419548D84FD4E4