AC-ALA-ALA-OH

1-乙酰基-1,2,3,4-四氢吡啶

2-甲基-4-苯基-5-甲基噁唑

(S)-1-acetyl-3,3,4-trimethyl-4-phenylazetidin-2-one

6-氯-2H-色烯-2-酮