英文别名4-Chloro-7-[N-methylpiperidin-4-ylmethoxy]-6-methoxyquinazoline; 4-Chloro-6-Methoxy-7-(4-Methyl-piperidin-1-ylMethoxy)-quinazoline; 7-((1-Methylpiperidin-4-yl)Methoxy)-4-chloro-6-Methoxyquinazoline; 4-chloro-6-Methoxy-7-[(1-Methyl-4-piperidinyl)Methoxy]-Quinazoline; Quinazoline,4-chloro-6-methoxy-7-[(1-methyl-4-piperidinyl)methoxy]-; Vandetanib Impurity 1