喹啉-3-羧酸 、
4-(4-amino-2-(2-methoxyethyl)-1H-imidazo[4,5-c]quinolin-1-yl)butaneamine 以to provide 850 mg of N-{4-[4-amino-2-(2-methoxyethyl)-1H-imidazo[4,5-c]quinolin-1-yl]butyl}quinoline-3-carboxamide as a yellow solid, m.p. 114-116° C的产率得到N-{4-[4-amino-2-(2-methoxyethyl)-1H-imidazo[4,5-c]quinolin-1-yl]butyl}quinoline-3-carboxamide