1-(3-aminopropyl)-2-(2-methoxyethyl)-1H-imidazo[4,5-c]quinolin-4-amine 、
isopropyl 2-(5-formyl-2-methoxyphenoxy)acetate 以to afford the title compound, 729.6 mg (67%) as a white solid的产率得到isopropyl 2-[5-({3-[4-amino-2-(2-methoxyethyl)-1H-imidazo[4,5-c]quinolin-1-yl]propylamino}methyl)-2-methoxyphenoxy]acetate