InChI=1S/C21H23ClFNO9S/c22-15-10-16(23)17(24-20(26)13-6-2-3-7-14(13)21(24)27)11-18(15)32-12-19(25)31-8-4-1-5-9-33-34(28,29)30/h10-11H,1-9,12H2,(H,28,29,30)