methyl (2S)-2-(tert-butoxy)-2-[(23E,25E)-17-chloro-4,27-dimethyl-21-oxa-1,5,7,8-tetraazahexacyclo[25.2.2.1
(6,9).1
(10,14).0
(2,7).0
(15,20)]tritriaconta-2,4,6(33),8,10(32),11,13,15(20),16,18,23,25-dodecaen-3-yl]acetate                                                                                                                                                              在
                                                                                                                                                                                 
甲醇   、                                                                                                  sodium hydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                以1.1 mg的产率得到(2S)-2-(tert-butoxy)-2-[(23E,25E)-17-chloro-4,27-dimethyl-21-oxa-1,5,7,8-tetraazahexacyclo[25.2.2.1
(6,9).1
(10,14).0
(2,7).0
(15,20)]tritriaconta-2,4,6(33),8,10(32),11,13,15(20),16,18,23,25-dodecaen-3-yl]acetic acid