InChI=1/C21H16N2O2S/c1-23(13-15-7-4-10-18-16(15)9-5-11-22-18)20(24)19-12-14-6-2-3-8-17(14)21(25)26-19/h2-12H,13H2,1H3 C5E2E54AE853899A