(3,4-difluorophenyl) (2-propenyl) ether 4-(allyloxy)-1,2-difluorobenzene InChI=1/C9H8F2O/c1-2-5-12-7-3-4-8(10)9(11)6-7/h2-4,6H,1,5H allyl (3,4-difluorophenyl) ether benzene, 1,2-difluoro-4-(2-propenyloxy)-