(2S,3S,5S,6S)-2-Iodomethyl-6-methoxy-5-(4-methoxy-benzyloxy)-tetrahydro-pyran-3-ol

(2S,4S)-5-Hydroxy-4-(4-methoxy-benzyloxy)-2-methoxymethoxy-cyclohexanone

(4S,6R)-6-Hydroxy-4-(4-methoxy-benzyloxy)-cyclohex-2-enone

Bromo-acetic acid (1R,5S)-5-(4-methoxy-benzyloxy)-2-oxo-cyclohex-3-enyl ester