[CH3:1][O:2][C:3]1[C:12]([CH3:13])=[C:11]2[C:6]([C:7]([OH:20])=[N:8][C:9]([C:14]3[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=3)=[N:10]2)=[CH:5][CH:4]=1.C([O:23][C:24]([C:26]12[CH2:43][CH:42]1[CH:41]=[CH:40][CH2:39][CH2:38][CH2:37][CH2:36][N:35]([CH3:44])[C:34](=[O:45])[N:33]1[CH:29]([CH2:30][CH:31](O)[CH2:32]1)[C:28](=[O:47])[NH:27]2)=[O:25])C>>[CH3:1][O:2][C:3]1[C:12]([CH3:13])=[C:11]2[C:6]([C:7]([O:20][CH:31]3[CH2:30][CH:29]4[N:33]([C:34](=[O:45])[N:35]([CH3:44])[CH2:36][CH2:37][CH2:38][CH2:39][CH:40]=[CH:41][CH:42]5[C:26]([C:24]([OH:25])=[O:23])([NH:27][C:28]4=[O:47])[CH2:43]5)[CH2:32]3)=[N:8][C:9]([C:14]3[CH:15]=[CH:16][CH:17]=[CH:18][CH:19]=3)=[N:10]2)=[CH:5][CH:4]=1Quinazolinol derivative (83) (449 mg, 1.7 mmol) was coupled to compound 51 (400 mg, 1.1 mmol) followed by hydrolysis of the ethyl ester as described in example 52, which gave the title compound (112 mg, 17%).
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