1,3,3-Trimethyl-2-norbornanone 1,3,3-Trimethyl-2-norcamphanone 1,3,3-Trimethylbicyclo[2.2.1]heptan-2-one 1,3,3-Trimethylnorcamphor 1195-79-5 2-Norbornanone, 1,3,3-trimethyl- Bicyclo[2.2.1]heptan-2-one, 1,3,3-trimethyl- Fenchon Fenchone NSC122687 WLN: L55 A CVTJ B1 D1 D1