ethyl (E,4S)-7-amino-4-[[(3S)-2-[(2S)-2-amino-4-methylpentanoyl]-3,4-dihydro-1H-isoquinoline-3-carbonyl]amino]-7-oxohept-2-enoate   、                                                                                      
2-甲基-3-羟基苯甲酸                                                                                                                                                                                                                                                                                                          生成                                                 ethyl (E,4S)-7-amino-4-[[(3S)-2-[(2S)-2-[(3-hydroxy-2-methylbenzoyl)amino]-4-methylpentanoyl]-3,4-dihydro-1H-isoquinoline-3-carbonyl]amino]-7-oxohept-2-enoate