N-Fmoc-N'-Boc-L-2,3-二氨基丙酸 、
(R)-N-Boc-O-tert-Bu-m-tyrosine 、 tert-butyl (2S)-3-[4-[(2-methylpropan-2-yl)oxy]phenyl]-2-[(4-nitrophenoxy)carbonylamino]propanoate 、 2-[4-[(3aR,4R,6R,6aR)-4-(2,4-dioxopyrimidin-1-yl)-6-[(9H-fluoren-9-ylmethoxycarbonylamino)methyl]-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-2-yl]phenoxy]acetic acid 、 alkaline earth salt of/the/ methylsulfuric acid 生成 (2S)-2-[[(2R)-1-[[(2S)-3-[[(2R)-2-amino-3-(3-hydroxyphenyl)propanoyl]amino]-1-[[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methylamino]-1-oxopropan-2-yl]amino]-4-methylsulfanyl-1-oxobutan-2-yl]carbamoylamino]-3-(4-hydroxyphenyl)propanoic acid