Methanesulfonic acid (S)-4-(tert-butyl-diphenyl-silanyloxy)-1-(3-methoxy-4-methyl-5-oxo-2,5-dihydro-furan-2-yl)-2-methyl-butyl ester

(2S, 3S)-5-(tert-butyldiphenylsilyloxy)-3-methylpentane-1,2-diol

(S)-4-[3-Methoxy-4-methyl-5-oxo-5H-furan-(2Z)-ylidene]-3-methyl-butyraldehyde

5-[(S)-4-(tert-Butyl-diphenyl-silanyloxy)-1-hydroxy-2-methyl-butyl]-4-methoxy-3-methyl-5H-furan-2-one