In a further aspect, the present invention relates to the use of the novel diphenyl amine derivatives as {HEAD ~ fluorescent substance} for {TAIL ~ electronic materials} such as an organic electroluminescence device or display 
for
In a further aspect , the present invention relates to the use of the novel diphenyl amine derivatives as { HEAD ~ fluorescent substance } for { TAIL ~ electronic materials } such as an organic electroluminescence device or display
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