InChI=1/C20H16N2O2S2/c23-18(14-6-2-1-3-7-14)19-17(16-9-4-12-24-16)22-20(26-19)21-11-10-15-8-5-13-25-15/h1-9,12-13H,10-11H2,(H,21,22)/f/h21H 9DF10854D3BC5860