1-{(2S,3S)-2-[(R)-2-((S)-2-Amino-7-bromo-heptanoylamino)-3-(4-methoxy-phenyl)-propionylamino]-3-methyl-pentanoyl}-piperidine-2-carboxylic acid; compound with trifluoro-acetic acid                                                                                                                                                              在
                                                                                                                                                                                 
N,N-二异丙基乙胺   、                                                                                                  N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
cyclo(-L-Am7(Ac)-D-Tyr(Me)-L-Ile-D-Pip-)