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

Acetic acid (2R,3R,4R,5R)-5-acetoxy-1-acetyl-3-(tert-butyl-diphenyl-silanyloxy)-2-(4-methoxy-phenoxymethyl)-piperidin-4-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

(2S,3R)-3-tert-Butoxycarbonylamino-2-(4-methoxy-benzyloxy)-4-(4-methoxy-phenoxy)-butyric acid ethyl ester

[(1R,2S,3R)-3-Hydroxy-2-(4-methoxy-benzyloxy)-1-(4-methoxy-phenoxymethyl)-pent-4-enyl]-carbamic acid tert-butyl ester