A compound that is 3- [3-tert-butylsulfanyl-1- [4- (6-ethoxy-pyridin-3-yl) -benzyl] -5- (5-methyl-pyridin-2-ylmethoxy) -1Hindole- 2-yl] -2,2-dimethyl-propionic or a pharmaceutically acceptable salt, pharmaceutically acceptable N-oxide or pharmaceutically acceptable solvate thereof.Un compuesto que es ácido 3-[3-terc-butilsulfanil-1-[4-(6-etoxi-piridin-3-il)-bencil]-5-(5-metil-piridin-2-ilmetoxi)-1Hindol-2-il]-2,2-dimetil-propiónico o una sal farmacéuticamente aceptable, N-óxido farmacéuticamente aceptable o solvato farmacéuticamente aceptable del mismo.