英文别名Dibucaine Impurity D; 2-(n-butyloxy)-4-quinolinecarboxylic acid; Dibucaine (Cinchocaine) Impurity D; Cinchocaine EP Impurity D; 2-Butoxy-4-quinolinecarboxylic Acid; 2-Butoxy-cinchoninic Acid; Dibucaine Impurity D (Cinchocaine EP Impurity D); 4-Quinolinecarboxylic acid, 2-butoxy- 
