| abstract |
The present invention relates to a process for preparing compounds of the general formula (I) in which R1.1, R1 1.2, R13 and R2 are defined as mentioned in the description, the pharmaceutically acceptable salts thereof and the solvates thereof, which can be prepared starting from compounds of the general formula (II) in which R1.1, R1.2 and R1.3 are defined as mentioned in the description. |