白氨酸脑啡肽乙酸盐

2-[[(2S)-3-(4-hydroxyphenyl)-2-(phenylmethoxycarbonylamino)propanoyl]amino]acetic acid

N-苄氧羰基-L-酪氨酸

N-CBZ-L-tyrosylglycine ethyl ester

N-(N-benzyloxycarbonyl-L-tyrosyl)-glycine benzyl ester