(1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}oxy)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate

(2S,3R)-(R)-1-(benzyloxy)-3-methyl-1-oxobutan-2-yl-3-{[(3R,4S)-4-{[(benzyloxy)carbonyl](methyl)amino}-3-(methoxymethoxy)-5-phenylpentanoyl]oxy}-2-methyldecanoate