164017-31-6 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, (17alpha)-, mixt. with (2'S,6R,7R,8R,9S,10R,13S,14S,15S,16S)-3',4',6,7,8,9,10,11,12,13,14,15,16,20,21-hexadecahydro-10,13-dimethylspiro(17H-dicyclopropa(6,7:15,16)cyclopenta(a)phenanthrene-17,2'(5'H)-furan)-3,5'(2H)-dione Drospirenone-ethinylestradiol mixt Drospirenone/Ethinyl Estradiol Ethinylestradiol-drospirenone mixt Yasmin