COMPOSE D'ACIDE CARBOXYLIQUE A SUBSTITUTION QUINOLINYLE OU SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELUI-CI, COMPOSITION PHARMACEUTIQUE ET UTILISATION ASSOCIEES
Provided in the present invention is a quinolinyl-substituted carboxylic acid compound as shown in formula (I) or a pharmaceutically acceptable salt thereof, and also disclosed are a preparation method and the use of the compound and a preparation comprising the quinolinyl-substituted carboxylic acid compound or a pharmaceutically acceptable salt thereof. The compound is an inhibitor of the protein kinase AXL and/or VEGFR2 and can be used for treating diseases caused by aberrant activity of both kinases, such as tumours, etc.