1-Methyl-4-(1-methylethenyl)-7-oxabicyclo(4.1.0)heptane (1alpha,4alpha,6alpha)-(+)- 4680-24-4 7-Oxabicyclo(4.1.0)heptane, 1-methyl-4-(1-methylethenyl)-, (1alpha,4alpha,6alpha)-(+)-