上游原料
4-(Bromomethyl)benzonitrile; alpha-Bromo-p-tolunitrile4-formylbenzonitrile; 4-CyanobenzaldehydeD-Methionine methyl ester; methyl (2S)-2-amino-4-(methylsulfanyl)butanoate hydrochloride3-(chloromethyl)benzoyl chloride1-trityl-1H-imidazole-4-carbaldehyde；1-Tritylimidazole-4-carboxaldehydemethyl (2S)-2-[[3-(chloromethyl)benzoyl]amino]-4-(methylsulfanyl)butanoatemethyl (2S)-2-[[3-(azidomethyl)benzoyl]amino]-4-(methylsulfanyl)butanoatemethyl (2S)-2-[[3-(aminomethyl)benzoyl]amino]-4-(methylsulfanyl)butanoatemethyl (2S)-4-(methylsulfanyl)-2-[[3-([[(1-trityl-1H-imidazol-4-yl)methyl]amino]methyl)benzoyl]amino]butanoatemethyl (2S)-2-[[3-([(4-cyanobenzyl)[(1-trityl-1H-imidazol-4-yl)methyl]amino]methyl)benzoyl]amino]-4-(methylsulfanyl)butanoatemethyl (2S)-2-([3-[((4-cyanobenzyl)[[1-(4-cyanobenzyl)-1H-imidazol-5-yl]methyl]amino)methyl]benzoyl]amino)-4-(methylsulfanyl)butanoate
