abstract |
The products of general formula (I): in which, R₁ = in particular phenyl optionally substituted by dialkylamino, alkylthio acyl in particular acetyl, R₂ in position α or β = C₁₋₄ alkyl A and B represent with Rd = in particular H, C₁₋₄ alkyl their preparation process, their application as medicaments and the pharmaceutical compositions containing them. |