| abstract |
This invention relates to compounds selected from the group of compounds of formula (I), where X is halogen, R1 is H or a C1-C3 alkyl, R2 is H or OH and R3 is represented by (a), (b), (c) or (d), in which A represents a single bond or a group -CO-(CH2)p-NH-, R4 represents H or -C(=NR5)NHR'5, R5 and R'5 each represent H or a C1-C6 alkyl group, R6 represents H or a C1-C3 alkyl group, m is 0, 1 or 2; n is 2, 3 or 4; p is 1, 2 or 3; plus their addition salts. The invention likewise relates to the method for their preparation and their therapeutic applications. |