InChI=1/C11H9ClFN4O2S/c12-7-1-2-9(8(13)5-7)17-20(18,19)11-6-15-4-3-10(11)16-14/h1-6H,14H2,(H,15,16)/q-1/p+1/fC11H10ClFN4O2S/h15-16H/q 7C84D63C258CC17C