benzyl N-(4-ethylphenyl)carbamate

(3S)-3-(羟基甲基)-1-哌嗪羧酸苯基甲酯

4-羟基二苯基甲基哌啶-1-羧酸苄酯

N-[(Benzyloxy)carbonyl]glycyl-L-asparagine

4-(phenylmethoxycarbonylaminomethyl)benzoic acid