Synthetics
Dimethyl cyclormol (iff) has no known odor.
Luebke, William tgsc, (1990): Camphor earthy patchouli woody herbal
IFF: Camphoraceous with earthy notes of patchouli. useful in oriental and leathery scents
Moellhausen: Woody, patchouli, camphoraceous
Taytonn ASCC: Camphor/ camphoraceous, earthy, mushroom, patchouli, woody
Perfumery Laboratory: Diffuse, herbaceous with a camphor shade and characteristic earthy note of patchouli