[C:1](OC)(=O)[CH2:2][SH:3].[F:7][C:8]1[CH:15]=[CH:14][CH:13]=[C:12](F)[C:9]=1C=O.BrC1C2C=CSC=2C=CC=1>>[F:7][C:8]1[C:9]2[CH:12]=[CH:13][S:3][C:2]=2[CH:1]=[CH:14][CH:15]=14-Fluorobenzo[b]thiophene was prepared starting from methyl thioglycolate and 2,6-difluorobenzaldehyde and then following a similar procedure to that given for 4-bromobenzo[b]thiophene in Example 9.
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