2-Chloro-4-quinazolinecarboxylic acid ethyl ester
2-chloromethyl-4-oxo-3,4-dihydro-quinazoline-5-carboxylic Acid Methyl Ester
6-Quinazolinecarboxylic acid, 1,2-dihydro-2-oxo-, methyl ester
methyl 4-oxo-3,4-dihydroquinazoline-8-carboxylate