InChI=1/C13H14N4OS/c1-19-11-5-3-10(4-6-11)16-13(18)9-2-7-12(17-14)15-8-9/h2-8H,14H2,1H3,(H,15,17)(H,16,18)/f/h16-17H B94D4B83795BAC6C