InChI=1/C21H20N4O3S/c22-21(23)25-29(26,27)19-12-10-18(11-13-19)24-14-17-8-4-5-9-20(17)28-15-16-6-2-1-3-7-16/h1-14H,15H2,(H4,22,23,25)/f/h22-23H2 6DD7A4181B0FB445