(1S,4aR,8aR)-5,5,8a-trimethyl-2-oxo-decahydro-naphthalene-1-carboxylic acid (-)-menthyl ester

(1R,2S,4aS,8aS)-(+)-methyl 2-hydroxy-5,5,8a-trimethyldecahydronaphthalene-1-carboxylate

(1S,2R,4aR,8aR)-5,5,8a-Trimethyl-2-((R)-1-naphthalen-1-yl-ethylcarbamoyloxy)-decahydro-naphthalene-1-carboxylic acid methyl ester