Imidazopyridine derivatives as phosphodiesterase VII inhibitor

The invention relates to compounds of formula (I), wherein R means CONR R ; R means H or A; R means Hal; R and R each mean H or A , independently of each other; Hal is F, Cl, Br or I, A means alkyl with 1-4 C atoms, A means alkyl with 1-10 C atoms; and X means alkylene with 1-4 C atoms, an ethylene group also being replaceable by a double or triple bond, and their physiologically compatible salts and/or solvates, used as phosphodiesterase VII inhibitors. The invention also relates to their use for producing a medicament.