Benzoic acid (3R,4S,5S,6R)-1-acetyl-4-hydroxy-5-(4-methoxy-benzyloxy)-6-(4-methoxy-phenoxymethyl)-piperidin-3-yl ester

Benzoic acid (2R,3R,4S,5R)-1-acetyl-3-(tert-butyl-diphenyl-silanyloxy)-5-hydroxy-2-(4-methoxy-phenoxymethyl)-piperidin-4-yl ester

N-Allyl-N-[(1R,2S)-2-(4-methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-3-oxo-propyl]-acetamide

(E)-(4R,5R)-5-(Acetyl-allyl-amino)-4-(4-methoxy-benzyloxy)-6-(4-methoxy-phenoxy)-hex-2-enoic acid ethyl ester