4-(1-amino-2-fluoro-1-oxopropan-2-yl)phenyl trifluoromethanesulfonate

2-[4-(trifluoromethanesulfonyloxy)phenyl]-2-hydroxy propanamide

4-[1-fluoro-2-(methoxyamino)-1-methyl-2-oxoethyl]phenyl trifluoromethanesulfonate

4-[(1R)-2-amino-1-fluoro-1-methyl-2-oxoethyl]phenyl trifluoromethanesulfonate

4-(2,2,4-trimethyl-5-oxo-1,3-dioxolan-4-yl)phenyl trifluoromethanesulfonate