InChI=1/C13H12N5O2S/c1-18-8-12(13(14)16-18)21(19,20)17-11-6-2-5-10-9(11)4-3-7-15-10/h2-8H,1H3,(H2,14,16)/q-1/p+1/b17-11+/fC13H13N5O2S/h17H,14H2/q/b 793F489462BFEAD6