InChI=1/C13H13FN4O2S/c1-18-8-6-13(16-18)17-21(19,20)12-5-4-11(14)9-10(12)3-2-7-15/h4-6,8-9H,7,15H2,1H3,(H,16,17)/p+1/fC13H14FN4O2S/h15,17H/q+1 3E4628987019E328