32663-41-5 6H-4,7-Methenofuro(3,2-c)oxacycloundecin-6-one, 4,8,9,12-tetrahydro-3,11-dimethyl-, (4R,10E)- 6H-4,7-Methenofuro(3,2-c)oxacycloundecin-6-one, 4,8,9,12-tetrahydro-3,11-dimethyl-, (R-(E))- 728-61-0 Germacra-1(10),4,7,11-tetraen-15-oic acid, 8,12-epoxy-6alpha-hydroxy-, gamma-lactone, (E)-( )- Linderalactone