上游原料
glycinemethyl (2S,3R,4S,5R,6S)-3,4,5-tris(acetyloxy)-6-[4-(hydroxymethyl)-2-nitrophenoxy]tetrahydro-2H-pyran-2-carboxylate2-({[(3-nitro-4-{[(2S,3R,4S,5S,6S)-3,4,5-trihydroxy-6-(methoxycarbonyl)tetrahydro-2H-pyran-2-yl]oxy}benzyl)oxy]carbonyl}amino)acetic acidmethyl (2S,3R,4S,5R,6S)-3,4,5-tris(acetyloxy)-6-{4-[({[(2,5-dioxo-1-pyrrolidinyl)oxy]carbonyl}oxy)methyl]-2-nitrophenoxy}tetrahydro-2H-pyran-2-carboxylate2-({[(3-nitro-4-{[(2S,3R,4S,5R,6S)-3,4,5-tris(acetyloxy)-6-(methoxycarbonyl)tetrahydro-2H-pyran-2-yl]oxy}benzyl)oxy]carbonyl}amino)acetic acidmethyl (2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-(2-nitro-4-{[({[2-oxo-2-(2,3,4,5,6-pentafluorophenoxy)ethyl]amino}carbonyl)oxy]methyl}phenoxy)tetrahydro-2H-pyran-2-carboxylate(2R)-2-[(tert-Butoxycarbonyl)amino]-3-phenylpropionic acid; N-alpha-t-BOC-L-PhenylalanineBenzyl (2S)-2-amino-4-methylpentanoate; Benzyl (S)-leucinate(2S,3R)-3-(benzyloxy)-2-[(tert-butoxycarbonyl)amino]butyric acidbenzyl (2S)-2-{[(2S,3R)-2-amino-3-(benzyloxy)butanoyl]amino}-4-methylpentanoatebenzyl (2S)-2-{[(2S,3R)-2-{[(2S)-2-amino-3-phenylpropanoyl]amino}-3-(benzyloxy)butanoyl]amino}-4-methylpentanoatebenzyl (2S)-2-({(2S,3R)-3-(benzyloxy)-2-[(tert-butoxycarbonyl)amino]butanoyl}amino)-4-methylpentanoate(2R)-2-[(tert-Butoxycarbonyl)amino]-3-phenylpropionic acid; N-alpha-t-BOC-L-Phenylalaninebenzyl (2S)-2-amino-3-methylbutanoatebenzyl (2S)-2-{[(2S,3R)-2-{[(2S)-2-amino-3-phenylpropanoyl]amino}-3-(benzyloxy)butanoyl]amino}-4-methylpentanoatebenzyl (2S,5S,8S,11S,14S)-14-amino-8-benzyl-5-[(1R)-1-(benzyloxy)ethyl]-2-isobutyl-11-isopropyl-4,7,10,13-tetraoxo-15-phenyl-3,6,9,12-tetraazapentadecan-1-oatebenzyl (2S)-2-({(2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoyl}amino)-3-methylbutanoate(2S)-2-({(2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoyl}amino)-3-methylbutanoic acidbenzyl 2-aminoacetate; Glycine benzyl ester hydrochloride(2S)-2-[(tert-butoxycarbonyl)amino]-4-methylpentanoic acid；N-Boc-L-leucine(2S,3S)-2-[(tert-butoxycarbonyl)amino]-3-methylpentanoic acidbenzyl (2S,5S,8S,11S,14S)-14-amino-8-benzyl-5-[(1R)-1-(benzyloxy)ethyl]-2-isobutyl-11-isopropyl-4,7,10,13-tetraoxo-15-phenyl-3,6,9,12-tetraazapentadecan-1-oate(2S,5S,8S,11S,14S,20S,23S,24S)-23-amino-8,14-dibenzyl-5-[(1R)-1-hydroxyethyl]-2,20-diisobutyl-11-isopropyl-24-methyl-4,7,10,13,16,19,22-heptaoxo-3,6,9,12,15,18,21-heptaazahexacosan-1-oic acidbenzyl (6S,9S,15S,18S,21S,24S,27S)-15,21-dibenzyl-24-[(1R)-1-(benzyloxy)ethyl]-9,27-diisobutyl-18-isopropyl-2,2-dimethyl-6-[(1S)-1-methylpropyl]-4,7,10,13,16,19,22,25-octaoxo-3-oxa-5,8,11,14,17,20,23,26-octaazaoctacosan-28-oate(6S,9S)-9-isobutyl-2,2-dimethyl-6-[(1S)-1-methylpropyl]-4,7,10-trioxo-3-oxa-5,8,11-triazatridecan-13-oic acidbenzyl 2-{[(2S)-2-amino-4-methylpentanoyl]amino}acetatemethyl (2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-(2-nitro-4-{[({[2-oxo-2-(2,3,4,5,6-pentafluorophenoxy)ethyl]amino}carbonyl)oxy]methyl}phenoxy)tetrahydro-2H-pyran-2-carboxylate(2S,5S,8S,11S,14S,20S,23S,24S)-23-amino-8,14-dibenzyl-5-[(1R)-1-hydroxyethyl]-2,20-diisobutyl-11-isopropyl-24-methyl-4,7,10,13,16,19,22-heptaoxo-3,6,9,12,15,18,21-heptaazahexacosan-1-oic acid(8S,11S,17S,20S,23S,26S,29S)-17,23-dibenzyl-26-[(1R)-1-hydroxyethyl]-11,29-diisobutyl-20-isopropyl-8-[(1S)-1-methylpropyl]-1-(3-nitro-4-{[(2S,3R,4S,5S,6S)-3,4,5-trihydroxy-6-(methoxycarbonyl)tetrahydro-2H-pyran-2-yl]oxy}phenyl)-3,6,9,12,15,18,21,24,
