| abstract |
The invention relates to 6-substituted androsta-1,4-diene-3,17-dione derivatives wherein the 6 substituent is an azido, amino or substituted amino group. n The invention provides also a process for preparing the said compounds and pharmaceutical compositions containing same. n The compounds of the invention are useful aromatase inhibitors and can be used, e.g., in the treatment of hormone-dependent tumors. |