InChI=1/C18H14N4OS/c23-17-15(9-13-11-20-16-14(13)7-4-8-19-16)24-18(22-17)21-10-12-5-2-1-3-6-12/h1-9,11H,10H2,(H,19,20)(H,21,22,23)/b15-9-/f/h20-21H C0FA3E34EE8C6C66