InChI=1/C18H20N4OS/c19-13-15-6-8-16(9-7-15)24-14-18(23)22-12-4-3-11-21-17-5-1-2-10-20-17/h1-2,5-10H,3-4,11-12,14H2,(H,20,21)(H,22,23)/p+1/fC18H21N4OS/h20-22H/q+1 FFC2CB8BECBF1681