(S)-2-[(E)-(1R,2S)-2-Acetoxy-4-acetylamino-3-bromo-1-(4-methoxy-benzyloxy)-4-methoxycarbonyl-but-3-enyl]-aziridine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester

(1S,2R)-2-(methoxymethoxy)-1-((R)-oxiran-2-yl)but-3-en-1-ol

(2R,3R,4R)-1-Azido-3-(4-methoxy-benzyloxy)-4-methoxymethoxy-hex-5-en-2-ol

(S)-2-[(1R,2R)-2-Acetoxy-1-(4-methoxy-benzyloxy)-but-3-enyl]-aziridine-1-carboxylic acid benzyl ester

(S)-2-[(1R,2S)-2-Acetoxy-1-(4-methoxy-benzyloxy)-3-oxo-propyl]-aziridine-1-carboxylic acid benzyl ester