[CH:1]1([NH:4][C:5](=[O:24])[C:6]2[CH:11]=[CH:10][C:9]([CH3:12])=[C:8]([C:13]3[CH:14]=[C:15]4[C:20](=[CH:21][CH:22]=3)[C:19](=[O:23])[NH:18][CH:17]=[CH:16]4)[CH:7]=2)[CH2:3][CH2:2]1.[H-].[Na+].[Br:27][C:28]1[CH:33]=[CH:32][C:31]([CH2:34]Br)=[CH:30][N:29]=1>CN(C=O)C>[Br:27][C:28]1[N:29]=[CH:30][C:31]([CH2:34][N:18]2[CH:17]=[CH:16][C:15]3[C:20](=[CH:21][CH:22]=[C:13]([C:8]4[CH:7]=[C:6]([CH:11]=[CH:10][C:9]=4[CH3:12])[C:5]([NH:4][CH:1]4[CH2:2][CH2:3]4)=[O:24])[CH:14]=3)[C:19]2=[O:23])=[CH:32][CH:33]=1To a solution of the product of Example 11 (400 mg) in DMF (5 mL) was added sodium hydride (60 mg) and the reaction stirred at room temperature for 10 minutes before the addition of a solution of 2-bromo-5-(bromomethyl)pyridine (760 mg) in DMF (5 mL). The reaction mixture was stirred at room temperature for 30 min.
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