英文别名
                        Methyl (17Z)-3-[2-(2,4-dinitrophenyl)hydrazinylidene]-4,4-difluoro-11-oxopregna-5,17-dien-21-oate;methyl (2Z)-2-[(8S,9S,10R,13S,14S)-3-[(2,4-dinitrophenyl)hydrazinylidene]-4,4-difluoro-10,13-dimethyl-11-oxo-2,7,8,9,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-17-ylidene]acetate