Spiro[furan-2(5H),4'-[4H]inden]-5-one,5'-[5-(3-furanyl)-2-methyl-1-pentenyl]-1',2',3',3'a,5',7'a-hexahydro-3-hydroxy-3',4,7'-trimethyl-, [3'a,3'aa,4'b,5'a(E),7'ab]-(±)-

4-Methoxy-3-methyl-5-[(5E,7E)-2,6,10-trimethyl-undeca-5,7,9-trien-(Z)-ylidene]-5H-furan-2-one

5-[(5E,7E,9E)-13-Furan-3-yl-2,6,10-trimethyl-trideca-5,7,9-trien-(Z)-ylidene]-4-methoxy-3-methyl-5H-furan-2-one