| Synonyms: | Daclatasvir impurity 3/Daclatasvir SRRS Isomer/N,N'-[[1,1'-Biphenyl]-4,4'-diylbis[1H-imidazole-5,2-diyl-(2R)-2,1-pyrrolidinediyl[(1S)-1-(1-methylethyl)-2-oxo-2,1-ethanediyl]]]biscarbamic Acid C,C'-Dimethyl Ester;Daclatasvir Impurity 6 (SRRS-Isomer);daclatasvir SRRS;Carbamic acid, N,N'-[[1,1'-biphenyl]-4,4'-diylbis[1H-imidazole-5,2-diyl-(2R)-2,1-pyrrolidinediyl[(1S)-1-(1-methylethyl)-2-oxo-2,1-ethanediyl]]]bis-, C,C'-dimethyl ester |