Synonyms: 3-Cyclohexene-1-aceticacid, a-(acetyloxy)-4-[1-(3-furanyl)hexahydro-8a-methyl-3,6-dioxospiro[1H-2-benzopyran-5(3H),2'-oxiran]-3'-yl]-2,2,6-trimethyl-5-oxo-,methyl ester, [1R-[1a,4aa,5a[R*[1R*(R*),6R*]],8aa]]-; Spiro[1H-2-benzopyran-5(3H),2'-oxirane],3-cyclohexene-1-acetic acid deriv.; Ecuadorin