for the following products
4-(1-Hydroxy-1-methylethyl)-2-propyl-1H-imidazole-5-carboxylic acid ethyl ester | 5-(1-Hydroxy-1-methylethyl)-2-propyl-1H-imidazole-4-carboxylic acid ethyl ester | Ethyl 4-(2-hydroxypropan-2-yl)-2-propyl-1H-imidazole-5-carboxylate and Ethyl 4-(1-hydroxy-1-methylethyl)-2-propylimidazole-5-carboxylate
