2β,6α-dimethyl-8alpha-(2-methyl-1-oxobutoxy)-mevinic acid lactone
(2S)-2-Methylbutanoic Acid, (1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-dimethyl-8-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl Ester