Synonyms: Caryoptinol,O18-deacetyl-11,16-deepoxy-3-deoxy-2,18-epoxy-14,15-dihydro-7,16-dihydroxy-O18-(2-methyl-1-oxo-2-butenyl)-,[2a,7b,16R,18R(E)]-;Spiro[3H-3,8a-ethano-1H-2-benzopyran-9,2'-oxirane], caryoptinol deriv.;2-Butenoic acid, 2-methyl-,8-(acetyloxy)hexahydro-7-hydroxy-5,6-dimethyl-5-[2-(tetrahydro-2-hydroxy-3-furanyl)ethyl]spiro[3H-3,8a-ethano-1H-2-benzopyran-9,2'-oxiran]-1-ylester, [1R-[1a(E),3a,4aa,5a(2R*,3S*),6b,7a,8b,8aa,9R*]]-; Scutegalin B