Synonyms: 8bH-Labda-13(16),14-dien-19-oicacid, 8,20:15,16-diepoxy-6b,9,17-trihydroxy-, 19,17-lactone, 6-acetate (8CI);Spiro[oxirane-2,7'(8'H)-[3H-4,8a]propano[1H-2]benzopyran]-3'-one,5'-(acetyloxy)-8'-[2-(3-furanyl)ethyl]tetrahydro-8'-hydroxy-4'-methyl-,[4'S-(4'a,4'aa,5'b,7'b,8'a,8'aa)]-; Nepetefuran