ethyl 2-cyano-3-naphthalen-1-yl-3-phenylpropanoate

diethyl 3-phenylpentanedioate

4-hydroxy-3-[(4-hydroxy-6-methyl-2-oxo-1H-pyridin-3-yl)-phenylmethyl]-6-methyl-1H-pyridin-2-one

ethoxalyl cyanide