InChI=1/C14H12N4OS/c1-9-2-3-10(7-15-9)14(19)16-13-6-12(17-18-13)11-4-5-20-8-11/h2-5,7-8H,6H2,1H3,(H,16,18,19)/f/h16H BB000CB2B555DED4