InChI=1/C22H21NO3S/c1-16-4-2-5-18(12-16)15-23(21(24)14-20-6-3-11-27-20)19-9-7-17(8-10-19)13-22(25)26/h2-12H,13-15H2,1H3,(H,25,26)/p-1/fC22H20NO3S/q-1 A47B22C78C0E76BA