Lilac alcohol c

(2R,βR)-Tetrahydro-5β-vinyl-β,5-dimethyl-2-furanethanol

(βR,2R,5S)-β,5-Dimethyl-5β-vinyltetrahydrofuran-2β-ethanol

(2R)-2-[(2R,5S)-5β-Vinyl-5-methyltetrahydrofuran-2β-yl]-1-propanol