abstract |
The medical use of compounds of the formula (III):n or pharmaceutically acceptable and addition salts thereof, wherein R 6 is a hydrogen atom, R 5 is a chlorine atom and R 7 is a hydrogen or chlorine atom or R 7 is a chlorine atom, R 5 is a hydrogen atom and R 6 is a chlorine atom, particularly for the treatment of CNS disorders, is disclosed. Solid pharmaceutical compositions are also described. |