methyl 2-[[(2S)-3-methyl-2-(phenylmethoxycarbonylamino)butanoyl]amino]acetate

(S)-4-异丙基恶唑-2,5-二酮

N-(N-甲酰基-L-缬氨酰)-甘氨酸

1-(13,24,33,43,53,63-hexaoxin-2-yl)-7,8-dihydroxy-34,64,73,83-nonaoxidane-3,6-dione