3-{6-[[2-(dimethylamino)ethyl](methyl)amino]-3-pyridinyl}imidazo[1,2-a]pyridine-2-carbaldehyde 、
(S)-N-methyl-5,6,7,8-tetrahydroquinolin-8-amine 、 (8S)-N-methyl-N-{[3-(4-pyridinyl)imidazo[1,2-a]pyridin-2-yl]methyl}-5,6,7,8-tetrahydro-8-quinolinamine 以afforded 42 mg (66%) of N,N,N′-trimethyl-N′-{5-[2-({methyl[(8S)-5,6,7,8-tetrahydro-8-quinolinyl]amino}methyl)imidazo[1,2-a]pyridin-3-yl]-2-pyridinyl}-1,2-ethanediamine as a pale yellow oil的产率得到N,N,N'-trimethyl-N'-{5-[2-({methyl[(8S)-5,6,7,8-tetrahydro-8-quinolinyl]amino}methyl)imidazo[1,2-a]pyridin-3-yl]-2-pyridinyl}-1,2-ethanediamine