Acetic acid (E)-(S)-7-hydroxy-4,5-dimethyl-8-(2-methyl-[1,3]dioxolan-2-yl)-oct-4-enyl ester

(4E,7S)-7-tert-butyldimethylsilyloxy-4,5-dimethyl-8-(2-methyl-1,3-dioxolan-2-yl)oct-4-enyl acetate