7-<2-(4-fluorophenyl)-2-oxoethoxy>quinolin-2(1H)-one
7-<2-(4-bromophenyl)-2-oxoethoxy>quinolin-2(1H)-one
7-<2-(4-chlorophenyl)-2-oxoethoxy>quinolin-2(1H)-one
7-<2-(4-methoxyphenyl)-2-oxoethoxy>quinolin-2(1H)-one
7-(2-oxo-2-phenylethoxy)quinolin-2(1H)-one