methyl 2-(N-tert-butoxycarbonylamino)-2-(4-methoxycarbonylphenyl)acetate

1,3-双(4-氯苯基)尿素

1-(叔丁氧基羰基)-1H-吡咯-2-羧酸

6-phenylmethoxynaphthalene-2-carboxylic acid

1,3-diheptylurea