InChI=1/C21H23NO4S/c1-23-15-11-14(12-9-16(24-2)20(26-4)17(10-12)25-3)22-21-19(15)13-7-5-6-8-18(13)27-21/h9-11H,5-8H2,1-4H3/p+1/fC21H24NO4S/h22H/q+1 84158E35CAC82D52