InChI=1/C21H23NO2S/c23-14-12-22(13-15-24)16-18-7-2-4-10-20(18)25-21-11-5-8-17-6-1-3-9-19(17)21/h1-11,23-24H,12-16H2/p+1/fC21H24NO2S/h22H/q+1 14800E9A9E3CA3C8