Synonyms: Valdys;17-hydroxy-6-methylpregna-4,6-diene-3,20-dione- 17-ethynylestra-1,3,5(10)-triene-3,17-diol(1:1);AC1L4TAC;AC1Q6IMD;67783-17-9;AR-1C1119;(8R,9S,10R,13S,14S,17R)-17-acetyl-17-hydroxy-6,10,13-trimethyl-2,8,9,11,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-3-one; (8R,9S,13S,14S)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol;17-Hydroxy-6-methylpregna-4,6-diene-3,20-dione, mixt. with (17 alpha)-19-norpregna-1,3,5(10)- trien-20-yne-3,17-diol