β-Alaβ-AlaGly   、                                                                                      
Fmoc-甘氨酸   、                                                                                      
FMOC-beta-丙氨酸   、                                                                                      
2-(tert-butyloxycarbonylamino)methyl-2-(9-fluorenylmethoxycarbonylamino)methylmalonic acid monoallyl ester   、                                                                                      
碘甲烷   、                                                                                      alkaline earth salt of/the/ methylsulfuric acid                                                                                                                                                                                                                                                                                                          生成                                                 9H-fluoren-9-ylmethyl N-[2-[[6-[[3-[3-[(2-methyl-3,4-dihydro-1H-isoquinolin-5-yl)oxy]propylamino]-3-oxopropyl]carbamoyl]-3,7,11,15-tetraoxo-1,4,8,12-tetrazacyclopentadec-6-yl]methylamino]-2-oxoethyl]carbamate