英文别名Brexpiprazole Impurity 54; 4,5-dichloro-3,6-dihydroxy-phthalonitrile; Finasteride GT; 2,3-dichloro-5,6-dicyanohydroquinone; 1,2-Benzenedicarbonitrile, 4,5-dichloro-3,6-dihydroxy-; dichloro-3,6-dihydroxybenzene-1,2-dicarbonitrile; Finasteride Impurity 8; 4,5-dichloro-3,6-dihydroxybenzene-1,2-dicarbonitrile; dichlorodicyanohydroquinone; 2,3-dichloro-5,6-dicyano-1,4-hydroquinone 
