1	4EK	6-[(2r)-2-(3-fluorophenyl)pyrrolidin-1-yl]-3-(pyridin-2-yl)imidazo[1,2-B]pyridazine	1.000
2	4F6	4-{6-[(3r)-3-(3-fluorophenyl)morpholin-4-yl]imidazo[1,2-B]pyridazin-3-yl}benzonitrile	0.781