3-(4-Bromophenyl)-6-chloropyridazine

3-(4-methoxyphenyl)-6-(piperazin-1-yl)pyridazine

ethyl 2-(6-methoxy-1-oxo-1,2,3,4-tetrahydronaphthalen-2-yl)-2-oxoacetate

ethyl 4-(5-methylfuran-2-yl)-2,4-dioxobutanoate

ethyl 4-(4-ethoxyphenyl)-2,4-dioxobutanoate

ethyl 4-(2,4-dichlorophenyl)-3-oxobutanoate

ethyl 4-(naphthalen-1-yloxy)-3-oxobutanoate

3-(thiophen-2-yl)prop-2-ynoic acid

ethyl 2-(chloromethyl)-1,3-oxazole-4-carboxylate

3-(2-methoxyphenyl)prop-2-ynoic acid