[2-(phenylmethoxycarbonylamino)acetyl] 2-(phenylmethoxycarbonylamino)acetate

benzyl N-[2-(N-(2,2-diphenylacetyl)-4-methylanilino)-2-oxoethyl]carbamate

N-[(苯基甲氧基)羰基]甘氨酰-L-亮氨酰胺

2-氧代丙基2-(苯基甲氧羰基氨基)乙酸酯

N-[(苄氧基)羰基]甘氨酰-L-酪氨酸