上游原料
(4R)-5-(Benzyloxy)-4-[(tert-butoxycarbonyl)amino]-5-oxopentanoic acid; N-t-BOC-D-glutamic acid alpha-benzyl esterdibenzyl (2S,7S)-2,7-bis[(tert-butoxycarbonyl)amino]octanedioate(2S,7S)-2,7-bis[(tert-butoxycarbonyl)amino]octanedioic acidbenzyl (2S)-2-amino-6-[[(benzyloxy)carbonyl]amino]hexanoatedibenzyl (9S,12S,17S,20S)-12,17-bis[(tert-butoxycarbonyl)amino]-3,11,18,26-tetraoxo-1,28-diphenyl-2,27-dioxa-4,10,19,25-tetraazaoctacosane-9,20-dicarboxylatedibenzyl (9S,12S,17S,20S)-12,17-diamino-3,11,18,26-tetraoxo-1,28-diphenyl-2,27-dioxa-4,10,19,25-tetraazaoctacosane-9,20-dicarboxylate(2S)-5-(benzyloxy)-2-[(tert-butoxycarbonyl)amino]-5-oxopentanoic acid(2S)-4-(benzyloxy)-2-[(tert-butoxycarbonyl)amino]-4-oxobutyric acid4-benzyl 1-[2-[(4-methylphenyl)sulfonyl]ethyl] (2S)-2-[(tert-butoxycarbonyl)amino]butanedioate4-benzyl 1-[2-[(4-methylphenyl)sulfonyl]ethyl] (2S)-2-aminobutanedioate4-benzyl 1-[2-[(4-methylphenyl)sulfonyl]ethyl] (2S)-2-([(2S)-5-(benzyloxy)-2-[(tert-butoxycarbonyl)amino]-5-oxopentanoyl]amino)butanedioate4-benzyl 1-[2-[(4-methylphenyl)sulfonyl]ethyl] (2S)-2-[[(2S)-2-amino-5-(benzyloxy)-5-oxopentanoyl]amino]butanedioate4-benzyl 1-[2-[(4-methylphenyl)sulfonyl]ethyl] (2S)-2-[[(2S)-5-(benzyloxy)-5-oxo-2-([[(2S)-5-oxopyrrolidinyl]carbonyl]amino)pentanoyl]amino]butanedioate(2S)-4-(benzyloxy)-2-[[(2S)-5-(benzyloxy)-5-oxo-2-([[(2S)-5-oxopyrrolidinyl]carbonyl]amino)pentanoyl]amino]-4-oxobutyric acid(2S)-5-oxo-2-pyrrolidinecarboxylic acid2-[(4-Methylphenyl)sulfonyl]ethanol; 2-[(4-methylphenyl)sulfonyl]-1-ethanoldibenzyl (9S,12S,17S,20S)-12,17-diamino-3,11,18,26-tetraoxo-1,28-diphenyl-2,27-dioxa-4,10,19,25-tetraazaoctacosane-9,20-dicarboxylate(2S)-4-(benzyloxy)-2-[[(2S)-5-(benzyloxy)-5-oxo-2-([[(2S)-5-oxopyrrolidinyl]carbonyl]amino)pentanoyl]amino]-4-oxobutyric aciddibenzyl (4S,7S,10S,15S,18S,21S)-10,15-bis{[((1S)-1-[(benzyloxy)carbonyl]-5-{[(benzyloxy)carbonyl]amino}pentyl)amino]carbonyl}-7,18-bis[2-(benzyloxy)-2-oxoethyl]-5,8,17,20-tetraoxo-4,21-bis({[(2S)-5-oxopyrrolidinyl]carbonyl}amino)-6,9,16,19-tetraazatetracosane-1,24-dioate