| abstract |
New compounds having the chemical structure of formula (I) or pharmaceutically acceptable salts or N-oxides thereof wherein A is selected from the group consisting of -N-, -O- and -S-; B and C independently are selected from the group consisting of -N- and -O-, with the proviso that at least two of A, B and C are nitrogen atoms; G 1 is selected from the group consisting of nitrogen atoms and -CR c - groups, wherein R c represents a hydrogen atom, a halogen atom, a C 1-4 alkyl group or a C 1-4 alkoxy group. |