Velpatasvir R Isomer (Imidazole)

GS 5816; Methyl [(2S)-1-[(2S,5S)-2-[9-[2-[(2S,4S)-1-[(2R)-2-[(Methoxycarbonyl)amino]-2-phenylacetyl]-4-(methoxymethyl)pyrrolidin-2-yl]-1H-imidazol-5-yl]-1,11-dihydroisochromeno[4',3':6,7]naphtho[1,2-d]imidazol-2-yl]-5-methylpyrrolidin-1-yl]-3-methyl-1-oxobutan-2-yl]carbamate;

CC([C@H](NC(OC)=O)C(N1[C@H](CC[C@H]1C2=NC3=C(N2)C4=CC5=C(C6=C(CO5)C=C(C7=CN=C(N7)[C@@H]8C[C@H](COC)CN8C([C@H](NC(OC)=O)C9=CC=CC=C9)=O)C=C6)C=C4C=C3)C)=O)C