InChI=1/C13H15FN4O2S/c14-11-4-2-1-3-10(11)5-8-17-21(19,20)13-9-16-7-6-12(13)18-15/h1-4,6-7,9,17H,5,8,15H2,(H,16,18)/f/h18H 2416F32D1BC796E1