(+)-(1R,4S)-exo-2-methyl-3-methylenebicyclo<2.2.1>heptane-endo-2-methanol

(+)-(1R,4S)-exo-2-methyl-3-methylenebicyclo<2.2.1>heptane-endo-2-carbaldehyde

9-hydroxy-1,7,7-trimethylbicyclo<2.2.1>heptan-2-one

(1R,2R,5S)-2-Formyl-5-hydroxymethyl-1,2-dimethyl-cyclopentanecarboxylic acid benzyl ester

(1R,4S,7R)-2,3-Dihydroxy-1,7-dimethyl-bicyclo[2.2.1]heptane-7-carboxylic acid benzyl ester