Synonyms: Premenstrone;Praemenstron;AC1L4TUE;[(6S,8R,9S,10R,13S,14S,17R)-17-acetyl-10,13-dimethyl-3-oxo-6-(trifluoromethyl)-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate; [2-(carbamoyloxymethyl)-2-methylpentyl] carbamate; 1,1-dioxo-3-pentyl-6-(trifluoromethyl)-3,4-dihydro-2H-1;Pregn-4-ene-3,20-dione, 17-(acetyloxy)-6-(trifluoromethyl)-, (6alpha)-, mixt. with 3,4-dihydro-3-pentyl-6-(trifluoromethyl)-2H-1,2,4-benzothiadiazine-7-sulfonamide 1,1 dioxide and 2-methyl-2-propyl-1,3-propanediol dicarbamate