| abstract |
Compounds of general formula (I): <EMI FILE = "00028561_1" ID = "1" MFI = JPEG> in which: R1 and R2 independently represent each other a hydrogen atom or a C1-6 alkyl group, a C2-6 group; alkenyl, a group - (CH2) n-C3-6 cycloalkyl, R3 represents a hydrogen atom or a C1-6 alkyl group, W represents an NR4R5 group, in which R4 represents a phenyl group when R5 represents a hydrogen atom, a C1-6 alkyl group or a C2-6 alkenyl group, or R4 and R5 together with the nitrogen carried by an indole, an indoline or a quinolein, and n represents 0, 1 or 2. |