[F:1][C:2]1[CH:21]=[CH:20][C:5]([O:6][CH2:7][CH2:8][CH2:9][O:10][C:11]2[CH:12]=[C:13]([CH2:17][CH2:18]O)[CH:14]=[CH:15][CH:16]=2)=[CH:4][CH:3]=1.[Br-:22]>>[F:1][C:2]1[CH:21]=[CH:20][C:5]([O:6][CH2:7][CH2:8][CH2:9][O:10][C:11]2[CH:12]=[C:13]([CH2:17][CH2:18][Br:22])[CH:14]=[CH:15][CH:16]=2)=[CH:4][CH:3]=1By following the procedure of example 8 and using the product of Example 140 as starting material the title bromide was prepared.
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