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Following the procedure of Reference Example 8, a mixture of 4-chloro-7-fluoro-6-(2-morpholin-4-ylethoxy)-3-quinolinecarbonitrile (136 mg, 0.41 mmol), 2,4-dichloro-5-methoxyaniline (90.5 mg, 0.47 mmol) and pyridine hydrochloride (95 mg, 0.82 mmol) provides, after preparative thin layer chromatography eluting with 7% methanol in dichloromethane, 58 mg of 4-[(2,4-dichloro-5-methoxyphenyl)amino]-7-fluoro-6-(2-morpholin-4-ylethoxy)-3-quinolinecarbonitrile, mp 166-168° C.

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2. washafter preparative thin layer chromatography eluting with 7% methanol in dichloromethane, 58 mg of 4-[(2,4-dichloro-5-methoxyphenyl)amino]-7-fluoro-6-(2-morpholin-4-ylethoxy)-3-quinolinecarbonitrile, mp 166-168° C.