InChI=1/C21H25NO4S/c1-13(2)12-26-15-10-8-14(9-11-15)19(23)22-20-18(21(24)25-3)16-6-4-5-7-17(16)27-20/h8-11,13H,4-7,12H2,1-3H3,(H,22,23)/f/h22H 6DD5EA1B2E8E8265