InChI=1/C21H14N2O2S/c24-20(22-13-7-2-1-3-8-13)18-14-9-6-12-17-19(14)23(21(18)25)15-10-4-5-11-16(15)26-17/h1-12,25H,(H,22,24)/p-1/fC21H13N2O2S/h25h,22H/q-1 25D59F88047242C6