ethyl 4-(3-ethoxy-3-oxopropyl)benzoate

ethyl 4-(diethylsulfamoyl)benzoate

1-iodo-4-prop-1-en-2-ylbenzene

ethyl 4-(3-bromo-4-oxobutyl)benzoate

4-(3-hydroxy-4-nitrobutyl)benzoic acid ethyl ester