(9S,12S,15S)-12-(4-benzyloxybenzyl)-15-(tert-butoxycarbonylamino)-11,14-dioxo-4-(2,2,2-trifluoroacetylamino)-2-oxa-10,13-diaza-tricyclo[15.2.2.13,7]docosa-1(20),3(22),4,6,17(21),18-hexaene-9-carboxylic acid methyl ester   、                                                                                      
三氟乙酸                                                                                                                                                                                              以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                生成                                                 (9S,12S,15S)-15-Amino-12-(4-benzyloxy-benzyl)-11,14-dioxo-4-(2,2,2-trifluoro-acetylamino)-2-oxa-10,13-diaza-tricyclo[15.2.2.1
3,7]docosa-1(20),3,5,7(22),17(21),18-hexaene-9-carboxylic acid methyl ester; compound with trifluoro-acetic acid