L-苯丙氨酸

(S)-(-)-4-异丁基氧氮杂环戊烷-2,5-二酮

L-苯丙氨酸甲酯盐酸盐

(2S)-2-[[(2S)-4-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoyl]amino]-3-phenylpropanoic acid