1,3-octadiene, 7-chloro-3,7-dimethyl- 7-chloro-3,7-dimethylocta-1,3-diene InChI=1/C10H17Cl/c1-5-9(2)7-6-8-10(3,4)11/h5,7H,1,6,8H2,2-4H3/b9-7