InChI=1/C13H12N3O3S/c1-10-9-13(15-19-10)16-20(17,18)12-6-4-11(5-7-12)3-2-8-14/h4-7,9H,8,14H2,1H3/q-1/p+1/fC13H13N3O3S/h14H/q A40C13C2848859DF