Methyl 4-(tert-butylcarbamoyl)benzoate
Methyl 4-(N-(butylcarbamoyl)sulfamoyl)benzoate
(S)-tert-Butyl 3-(tert-butylcarbamoyl)piperazine-1-carboxylate
rel-(3R,4S)-tert-Butyl 3-acetamido-4-allyl-3-(tert-butylcarbamoyl)pyrrolidine-1-carboxylate
