InChI=1/C15H11N5OS/c1-20-14(10-4-2-3-5-11(10)17-20)15(21)16-9-6-7-12-13(8-9)19-22-18-12/h2-8H,1H3,(H,16,21)/f/h16H 75ACB8148A4B051B