(4-chloro-3-ethylphenyl) (1-propenyl) ether (4-chloro-3-ethylphenyl) (prop-1-enyl) ether InChI=1/C11H13ClO/c1-3-7-13-10-5-6-11(12)9(4-2)8-10/h3,5-8H,4H2,1-2H3/b7-3