Correct IUPAC name of the compound
(1) 4-(Ethyl methanolyonxy)phenylpropanoate
(2) Ethyl 4-propanoyloxybenzenecarboxylate
(3) 4-(1-Oxo-2-oxabutyl)phenylpropanoate
(4) 1-(1-Oxo-2-oxbutyl)-4-(1-oxopropoxy)benzene