| abstract |
The present invention provides a novel compound having a Syk inhibitory action and a cell growth inhibitory effect. In addition, based on the Syk inhibitory action, a medicament useful for the prevention and / or treatment of cancer, allergic diseases or autoimmune diseases is provided. (R) -3-((1-Amino-1-oxopentan-2-yl) amino) -5-((6-bromo-1-cyclobutyl-1H-indol-4-yl) amino) -1,2,4-triazine-6-carboxamide, etc. Or a salt thereof. [Selection figure] None |