InChI=1/C20H23NO3S/c1-14(16-10-6-3-7-11-16)17(13-25)19(22)21-18(20(23)24)12-15-8-4-2-5-9-15/h2-11,14,17-18,25H,12-13H2,1H3,(H,21,22)(H,23,24)/p-1/t14-,17-,18+/m0/s1/fC20H22NO3S/h21H/q-1 B544BF19997D2207