InChI=1/C21H24FNO4S/c22-18-13-11-17(12-14-18)7-6-16-27-21(24)20-10-4-5-15-23(20)28(25,26)19-8-2-1-3-9-19/h1-3,8-9,11-14,20H,4-7,10,15-16H2/t20-/m1/s1 4EFFBE8245185AAB