(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

benzyl (S)-1-(hydroxymethyl)-3,4-dihydroisoquinoline-2(1H)-carboxylate