abstract |
A compound of formula (I) ** Formula ** in which R1 is hydrogen or methyl, and R2A and R2B are independently selected from the group consisting of hydrogen, fluoro, chloro, cyano, methyl, fluoromethyl, difluoromethyl, trifluoromethyl, ethyl , methoxy, difluoromethoxy and trifluoromethoxy, or a pharmaceutically acceptable salt, hydrate and / or solvate thereof. |