InChI=1/C20H16N2O2S/c21-25(23,24)16-12-10-15(11-13-16)20-19(14-6-2-1-3-7-14)17-8-4-5-9-18(17)22-20/h1-13,22H,(H2,21,23,24)/f/h21H2 E29D0587F6222F66