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Ledipasvir Intermediate N-1 Ledipasvir Diamine. HCL Intermediate 6-(7-(2-((S)-5-azaspiro[2.4]heptan-6-yl)-1H-iMidazol-5-yl)-9,9-difluoro-9H-fluoren-2-yl)-2-((1R,3S,4S)-2-azabicyclo[2.2.1]heptan-3-yl)-1H-benzo[d]iMid 6-(7-(2-((S)-5-azaspiro[2.4]heptan-6-yl)-1H-iMidazol-5-yl)-9,9-difluoro-9H-fluoren-2-yl)-2-((1R,3S,4S)-2-azabicyclo[2.2.1]heptan-3-yl)-1H-benzo[d]iMidazole (6S)-6-[5-[7-[2-(1R,3S,4S)-2-AZABICYCLO[2.2.1]HEPT-3-YL-1H-BENZIMIDAZOL-6-YL]-9,9-DIFLUORO-9H-FLUOREN-2-YL]-1H-IMIDAZOL-2-YL]-5-AZASPIRO[2.4]HEPTANE HCL (1:4) (6S)-6-[5-[7-[2-(1R,3S,4S)-2-Azabicyclo[2.2.1]hept-3-yl-1H-benzimidazol-6-yl]-9,9-difluoro-9H-fluoren-2-yl]-1H-imidazol-2-yl]-5-azaspiro[2.4]heptane hydrochloride (6S)-6-[5-[7-[2-(1R,3S,4S)-2-Azabicyclo[2.2.1]hept-3-yl-1H-benzimidazol-6-yl]-9,9-difluoro-9H-fluoren-2-yl]-1H-imidazol-2-yl]-5-azaspiro[2.4]heptane hydrochloride (1 (6S)-6-[5-[7-[2-(1R,3S,4S)-2-Azabicyclo[2.2.1]hept-3-yl-1H-benzimidazol-6-yl]-9,9-difluoro-9H-fluoren-2-yl]-1H-imidazol-2-yl]-5-azaspiro[2.4]heptane hydrochloride (1:4) 6-(7-(2-((S)-5-Azaspiro[2.4]heptan-6-yl)-1H-imidazol-5-yl)-9,9-difluoro-9H-fluoren-2-yl)-2-((1R,3S,4S)-2-azabicyclo[2.2.1]heptan-3-yl)-1H-benzo[d]imidazole tetrahydrochloride (6S)-6-[5-[7-[2-(1R,3S,4S)-2-Azabicyclo[2.2.1]hept-3-yl-1H-benzimidazol-6-yl]-9,9-difluoro-9H-fluoren-2-yl]-1H-imidazol-2-yl]-5-azaspiro[2.4]heptane hydrochloride (1:4) (N-1)