InChI=1/C19H19NO2S/c20-14-23-13-17-11-19(21,16-9-5-2-6-10-16)12-18(22-17)15-7-3-1-4-8-15/h1-10,17-18,21H,11-13H2/t17-,18+,19-/m0/s1 2BB71A1FC5A587CA