(2R,3S)-4-benzyloxy-3-methoxy-2-methyl-butyraldehyde

(5S,6S)-7-benzyloxy-6-hydroxy-5-methyl-hept-3-enoic acid methyl ester

(5S,6S)-7-benzyloxy-6-methoxy-5-methyl-hept-3-enoic acid methyl ester

(2R,5R,6R)-6-[(1R,2S)-3-benzyloxy-2-methoxy-1-methyl-propyl]-5-methyl-5,6-dihydro-2H-pyran-2-carboxylic acid methyl ester

(2R,4S,5S)-4-((1S,2S)-3-Benzyloxy-2-methoxy-1-methyl-propyl)-5-methyl-3,7-dioxa-bicyclo[4.1.0]heptane-2-carboxylic acid methyl ester