Daclatasvir Impurity 21

Daclatasvir Impurity D

Daclatasvir Impurity 7 (RRRR-Isomer)

Daclatasvir Impurity 5 (SRSS-Isomer)

Daclatasvir Impurity 2

Daclatasvir Impurity 20

Daclatasvir Impurity B

2,4-Dimethoxy-1,1'-biphenyl

4-((Cyclohexylamino)methyl)benzoic acid hydrochloride

1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine

2-Methoxy-6-(pyrazol-1-yl)-benzonitrile

1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-

(1Z)-1-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)-8-methoxy-4,4,6-trimethyl-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-2(1H)-one

(4-Methyl-tetrahydro-furan-2-yl)-methanol

N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide

4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde

tert-Butyl-DL-alanine