英文别名Avanafil Impurity 30; 4-[(3-chloro-4-methoxybenzyl)amino]-2-(methylsulfanyl)pyrimidine-5-carboxylic acid; 2-methylthio-4-(3-chloro-4-methoxybenzylamino)-5-carboxypyrimidine; RSYY（Lifitegrast)-8; 5-Pyrimidinecarboxylic acid, 4-[[(3-chloro-4-methoxyphenyl)methyl]amino]-2-(methylthio)-; Avanafil RC 6 
