InChI=1/C11H12ClFN4O2S/c1-17-3-2-15-11(17)6-16-20(18,19)10-5-9(14)8(13)4-7(10)12/h2-5,16H,6,14H2,1H3/p+1/fC11H13ClFN4O2S/h15H/q+1 DBEAA29A147C2A3D