[(1S,3R,7S,8S,8aR)-8-[2-[(4R)-4-hydroxy-6-oxooxan-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl] (2S)-2-methylbutanoate [(1S,3R,7S,8S,8aR)-8-[2-[(4R)-4-hydroxy-6-oxo-tetrahydropyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl] (2S)-2-methylbutanoate (2S)-2-methylbutanoic acid [(1S,3R,7S,8S,8aR)-8-[2-[(4R)-4-hydroxy-6-oxo-2-tetrahydropyranyl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl] ester (2S)-2-methylbutyric acid [(1S,3R,7S,8S,8aR)-8-[2-[(4R)-4-hydroxy-6-keto-tetrahydropyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl] ester [(1S,3R,7S,8S,8aR)-8-[2-[(4R)-4-hydroxy-6-oxo-oxan-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl] (2S)-2-methylbutanoate