摘要 |
Cpd of formula (I) and the addn salts: where X, Y (same or not)= H, F, Cl, CF3, OH, OCH2 Ph or 1-4C alkyl, alkoxy, esp. MeO, aryloxy), and R= 1-5C alkyl pref. Me or Et are well-tolerated cholesterol-reducing, ovary-stimulating, progestational and contraceptive agents. The underlined gps are prefd. |