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LETTER
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–
N
N
N
N
N
N
Ar
Ar
Ar
Ar
NaH
1
A
Br–
N
N
N
Ar
Ar
SN2
Ar
Br–
H
N
N
N
Ar
Ar
Ar
NaH
Ar
Hoffmann elimination
2
B
Scheme 1 Proposed mechanism of the homocoupling reaction
Supporting Information for this article is available online at
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