benzyl N-(1-amino-3-methyl-1-oxobutan-2-yl)carbamate

2-phenylmethoxy-4-propan-2-yl-4H-1,3-oxazol-5-one

缬氨酰-谷氨酰-脯氨酰-异亮氨酰-脯氨酰-酪氨酸

H-VAL-GLN-OH

2-[[2-[[3-methyl-2-(phenylmethoxycarbonylamino)butanoyl]amino]acetyl]amino]acetic acid