6-chloro-2-(5-formyl-pyridin-3-yl)-1-methyl-1H-indole-3-carbonitrile 、
C.I.酸性橙108 以to give 6-chloro-2-{5-[(2-hydroxy-ethylamino)-methyl]-pyridin-3-yl}-1-methyl-1H-indole-3-carbonitrile的产率得到6-chloro-2-{5-[(2-hydroxy-ethylamino)-methyl]-pyridin-3-yl}-1-methyl-1H-indole-3-carbonitrile