(R)-5-[(1R,2R,3R)-2-Benzyloxy-3-(tert-butyl-dimethyl-silanyloxy)-3-phenyl-1-trimethylsilanyloxy-propyl]-5H-furan-2-one

({(1R,2S)-2-(benzyloxy)-2-[(2R,6S)-6-ethoxy-5,6-dihydro-2H-pyran-2-yl]-1-phenylethyl}oxy)(tert-butyl)diphenylsilane

(6R)-6-[(1S,2R)-1-(benzyloxy)-2-{[tert-butyl(diphenyl)silyl]oxy}-2-phenylethyl]-3,6-dihydro-2H-pyran-2-one

(R)-5-[(1R,2S,3R)-2-Benzyloxy-3-(tert-butyl-dimethyl-silanyloxy)-1-hydroxy-3-phenyl-propyl]-5H-furan-2-one

(R)-(tert-Butyl-diphenyl-silanyloxy)-phenyl-acetic acid methyl ester