上游原料
Benzyl (2S)-2-amino-4-methylpentanoate; Benzyl (S)-leucinate2-Bromoacetic acidbenzyl (2S)-2-[(2-bromoacetyl)amino]-4-methylpentanoatebenzyl (2S)-4-methyl-2-[[2-(triphenylphosphoranyl)acetyl]amino]pentanoate(2S)-2-[(tert-butoxycarbonyl)amino]-4-methylpentanoic acid；N-Boc-L-leucinebenzyl (2S)-2-[[(4S)-4-[(tert-butoxycarbonyl)amino]-6-methyl-3-oxo-2-(triphenylphosphoranylidene)heptanoyl]amino]-4-methylpentanoatebenzyl (2S)-2-[[(4S)-4-amino-6-methyl-3-oxo-2-(triphenylphosphoranylidene)heptanoyl]amino]-4-methylpentanoate(2S,3S)-2-[(tert-butoxycarbonyl)amino]-3-[((2R)-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]propanoyl)oxy]butyric acidbenzyl (5R,8S,9S,12S,17S)-9-[(tert-butoxycarbonyl)amino]-1-(9H-fluoren-9-yl)-12,17-diisobutyl-5,8-dimethyl-3,6,10,13,15-pentaoxo-14-(triphenylphosphoranylidene)-2,7-dioxa-4,11,16-triazaoctadecan-18-oate 2-[(3R,6S,9S,14S,17S,18S)-17-amino-9,14-diisobutyl-3,18-dimethyl-2,5,8,11,13,16-hexaoxo-12-(triphenylphosphoranylidene)-1-oxa-4,7,10,15-tetraazacyclooctadecan-6-yl]acetamide(2S,3S)-3-hydroxy-2-([(2S)-3-phenyl-2-[(2-phenylacetyl)amino]propanoyl]amino)butyric acid(2S,3S)-N-[(3R,6S,9S,14S,17S,18S)-6-(2-amino-2-oxoethyl)-9,14-diisobutyl-3,18-dimethyl-2,5,8,11,13,16-hexaoxo-12-(triphenylphosphoranylidene)-1-oxa-4,7,10,15-tetraazacyclooctadecan-17-yl]-3-hydroxy-2-([(2S)-3-phenyl-2-[(2-phenylacetyl)amino]propanoyl]amino)butanamide
