InChI=1/C19H18N2O2S/c1-14-6-8-16(9-7-14)17-10-12-18(13-11-17)24(22,23)21-19-5-3-4-15(2)20-19/h3-13H,1-2H3,(H,20,21)/f/h20H 12A97FEC61D8F8FD