(+)-Camphene (1R)-2,2-Dimethyl-3-methylenebicyclo(2.2.1)heptane 5794-03-6 Bicyclo(2.2.1)heptane, 2,2-dimethyl-3-methylene-, (1R,4S)- Bicyclo(2.2.1)heptane, 2,2-dimethyl-3-methylene-, (1theta)- D-Camphene EINECS 227-336-2