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

(3-methoxy-4-[N'-(2-methoxyphenyl)ureido]phenyl)acetic acid

(3-methoxy-4-[N'-(2-trifluoromethylphenyl)ureido]phenyl)acetic acid

tert-butyl 4-[N'-(2-methoxyphenyl)ureido]-3-methoxylphenylacetate

tert-butyl 3-methoxy-4-[N'-(2-trifluoromethylphenyl)ureido]phenylacetate