(2R,3S,4S,5S)-5-<<(benzyloxy)carbonyl>amino>-3,4-bis<(methoxymethyl)oxy>-5-(p-methoxyphenyl)-2-pentanol

(1S,2S,3R,4R)-1-<<(benzyloxy)carbonyl>amino>-2,3-bis<(methoxymethyl)oxy>-1-(p-methoxyphenyl)-4-<(methylsulfonyl)oxy>pentane