| Keywords | Ledipasvir-13C2 d6, Reference Standards, Stable Isotopes, Metabolites, N-[(1S)-1-[[(6S)-6-[5-[9,9-Difluoro-7-[2-[(1R,3S,4S)-2-[(2S)-2-[(methoxycarbonyl)amino]-3-methyl-1-oxobutyl]-2-azabicyclo[2.2.1]hept3-yl]-1H-benzimidazol-6-yl]-9H-fluoren-2-yl]-1H-imidazol-2-yl]-5--yl]carbonyl]-2-methylpropyl]-Carbamic Acid Methyl Ester-13Cd3, C4713C2H48D6F2N8O6 |