(1R,2R,3S)-3-tert-Butyl-1,2-dimethyl-5-oxo-cyclohexanecarboxylic acid methyl ester

(1R,2R,3S)-3-(1,1-Dimethyl-4-oxo-butyl)-1,2-dimethyl-5-oxo-cyclohexanecarboxylic acid methyl ester

1,2,8,8-tetramethyl-1,2,3,5,6,7,8,8a-octahydro-naphthalene-2-carbaldehyde

1,2-dimethyl-5-oxo-cyclohex-3-enecarboxylic acid methyl ester

(1R,2R,3S)-3-tert-Butyl-1,2-dimethyl-cyclohexanecarbaldehyde