17-Aryl and 17-heterocyclyl-14beta-5alpha-androstane, androstene and androstadiene derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same

摘要

17-Aryl and heterocyclyl-5 alpha ,14 beta -androstane and androstene and androstadiene derivatives of formula (I): CHEM wherein: The symbols @ @ , @ @ @ , Y, R and R1 have the meaning indicated in the description, a process for their preparation and pharmaceutical compositions containing same.