A compound that is (R) - [5- (2-methoxy-6-methyl-pyridin-3-yl) -2H-pyrazol-3-yl] - [6- (piperidin-3-yloxy) -pyrazin-2 -il] -amine, or a pharmaceutically acceptable salt thereof.Un compuesto que es (R)-[5-(2-metoxi-6-metil-piridin-3-il)-2H-pirazol-3-il]-[6-(piperidin-3-iloxi)-pirazin-2-il]-amina, o una de sus sales farmacéuticamente aceptable.