7-(2-Chloro-acetoxy)-7-chlorocarbonyl-2-methoxy-6,7,8,9-tetrahydro-5H-fluorene-1-carboxylic acid methyl ester

methyl 2'-methoxy-7'-(methoxymethoxy)-6',10'-dihydro-7'H,9'H-spiro[[1,3]dioxolane-2,8'-[7,9a]methanobenzo[a]azulene]-1'-carboxylate

Methyl-6-(chloromethyl)-2-methoxybenzoate

methyl 6-(iodomethyl)-2-methoxybenzoate