(S)-(+)-2-氧代-4-苯基-3-恶唑烷乙酸

(10bS)-5,10b-dihydro-1H-oxazolo[4,3-a]isoquinoline-3,6-dione

(1R,2S)-cis-2-benzyloxycarbonyl-cyclohexane-1-carboxylic acid