1. The preparation process of N - (3-methoxi-5-methylpyridine-2-il) - 2 - (4 - [1,3,4-oxadiazol-2-il] phenyl-3-sulfosamide, which contains [4 - (1,3,4-oxadiazol-2-il) phenyl] boron and N - (3-methoxi-5-methylpyridine-2-il) - 2 - (chloropyridine-3-sulfosamine.Proceso para preparar n-(3-metoxi-5-metilpirazin-2-il)-2-(4-[1,3,4-oxadiazol-2-il]fenil)piridino-3-sulfonamida combinando el ácido [4-(1,3,4-oxadiazol-2-il)fenil]borónico con n-(3-metoxi-5-metilpirazin-2-il)-2-(cloro)piridino-3-sulfonamida.