(-)-xylo-3-(Benzoylamino)-2,3,6-trideoxyhexanoic acid γ-lactone

t-butyl (3R,4S,5S)-3-acetamido-4,5-(cyclohexylidenedioxy)hexanoate

(Z)-3-Amino-hex-4-enoic acid methyl ester; hydrochloride

Methyl (+)-3-(benzoylamino)-4(E)-hexenoate