InChI=1/C15H14N4OS/c16-8-7-11-1-3-12(4-2-11)19-15(20)10-21-13-5-6-14(17)18-9-13/h1-6,9H,7,10H2,(H2,17,18)(H,19,20)/f/h19H,17H2 75008FFAD7FD66BE