Benzoic acid (2R,4S)-2,4-dimethyl-6-oxo-hexyl ester

1-[(1R,2S,4aR,6S,8R,8aS)-2-((R)-sec-Butyl)-1,3,6,8-tetramethyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl]-3-methoxy-propan-1-one

1-[(1R,2S,4aR,6S,8R,8aS)-2-((S)-sec-Butyl)-1,3,6,8-tetramethyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl]-3-methoxy-propan-1-one