tert-butyl 4-amino-3-methylphenylacetate

methyl 4-(((2S,4S)-1-(2-(4-(3-(2-bromophenyl)ureido)-3-methylphenyl)acetyl)-4-fluoropyrrolidin-2-yl)methoxy)benzoate

(4-[N'-(2-methylphenyl)ureido]-3-methylphenyl)acetic acid

(4-[N'-(2-chlorophenyl)ureido]-3-methylphenyl)acetic acid

(4-[N'-(2-bromophenyl)ureido]-3-methylphenyl)acetic acid