| 摘要 |
The subject of the invention is the products of formula (I):in which either R1 represents halogen, hydroxyl, (C1-C8) alkyloxy or (C1-C12) acyloxy, and R2 represents halogen or hydrogen, or R1 and R2 form together a double bond, Z is chosen from optionally substituted (C1-C8) alkylthio, optionally substituted arylthio, (C1-C8) alkyloxy, halogen, cyano, mercapto, thiocyanato and (CH2)0-1-CO2H, optionally esterified, Y represents hydrogen or methyl, the dotted line in position 1-2 or 5-6 optionally representing a second bond, as well as their addition salts, their preparation process, the intermediates of this process and the pharmaceutical compositions containing them. |
