(2R,3aR,8bR)-4-acetyl-3-[(2S)-2-amino-3-(1H-indol-3-yl)propanoyl]-N-(4-methoxyphenyl)-8b-(2-methylbut-3-en-2-yl)-2,3a-dihydro-1H-pyrrolo[2,3-b]indole-2-carboxamide                                                                                                                                                                                              以
                                                                                         
甲苯                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
(1R,4S,7R,9R)-16-acetyl-4-(1H-indol-3-ylmethyl)-9-(2-methylbut-3-en-2-yl)-2,5,16-triazatetracyclo[7.7.0.02,7.010,15]hexadeca-10,12,14-triene-3,6-dione