({[5,5-dimethyl-2-(4-methylphenyl)-1,3-dioxan-2-yl]methyl}thio)acetic acid

(4S)-3-[({[5,5-dimethyl-2-(4-methylphenyl)-1,3-dioxan-2-yl]methyl}thio)acetyl]-4-phenyl-1,3-oxazolidin-2-one

[4-((2R,3R)-1-(4-fluorophenyl)-3-{[2-(4-methylphenyl)-2-oxoethyl]thio}-4-oxoazetidin-2-yl)phenoxy]acetic acid

tert-butyl {4-[(2R,3R)-3-({[5,5-dimethyl-2-(4-methylphenyl)-1,3-dioxan-2-yl]methyl}thio)-1-(4-fluorophenyl)-4-oxoazetidin-2-yl]phenoxy}acetate