2,2-Dimethyl-3-methylenebicyclo[2.2.1]heptane 2,2-Dimethyl-3-methylenenorbornane 3,3-Dimethyl-2-methylenenorbornane 3,3-Dimethyl-2-methylenenorcamphane 79-92-5 Bicyclo[2.2.1]heptane, 2,2-dimethyl-3-methylene- CAMPHENE NSC4165 WLN: L55 A CYTJ CU1 D1 D1