莰烯Camphene(1R)-2,2-Dimethyl-3-methylenebicyclo[2.2.1]heptane(+)-莰烯(+)-Camphene(1R)-2,2-二甲基-3-亚甲基二环[2.2.1]庚烷(+)-Camphened-camphene(1R)-2,2-dimethyl-3-methylenebicyclo[2.2.1]heptane(+)-camphene(+)-Comphene(1R,4S)-2,2-dimethyl-3-methylenebicyclo[2.2.1]heptane(1R,4S)-(+)-camphene(1R,4S)-camphene