1 3D9 6-phenyl-N-(pyridin-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4-amine 1.000 2 3DC 6-(1h-pyrazol-4-yl)-N-(pyridin-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4-amine 0.792