| abstract |
(57) [Summary] The subject of the present invention is the following formula (I): (Where X is a halogen atom, D represents a pentagonal or hexagonal ring residue which may be substituted and may have unsaturation, and R 1 , R 2 , R 3 , R 4 , Y And n are as described in the specification), their preparation and intermediates, their use as medicaments and pharmaceutical compositions containing them. |