(organic chemistry) The bicyclic diterpenoid alcohol (1R,2R,4aS,8aS)-1-[(3R)-3-hydroxy-3-methylpent-4-enyl]-2,5,5,8a-tetramethyl-3,4,4a,6,7,8-hexahydro-1H-naphthalen-2-ol

(organic chemistry) A sesquiterpene lactone found in Salvia sclarea and other plants.