(2,3,4,5,6-pentafluorophenyl) (3S,4S)-2-methyl-3-phenyl-1,2-oxazolidine-4-sulfonate;(2,3,4,5,6-pentafluorophenyl) (3S,4S)-2-methyl-3-phenyl-isoxazolidine-4-sulfonate;(3S,4S)-2-methyl-3-phenyl-4-isoxazolidinesulfonic acid (2,3,4,5,6-pentafluorophenyl) ester;(3S,4S)-2-methyl-3-phenyl-isoxazolidine-4-sulfonic acid (2,3,4,5,6-pentafluorophenyl) ester
(2,3,4,5,6-pentafluorophenyl) (3S,4S)-2-methyl-3-phenyl-1,2-oxazolidine-4-sulfonate