{HEAD ~ Diphenylamines} of {TAIL ~ the formula} ##STR1## where the ring A can be benzo fused, and 
of
{ HEAD ~ Diphenylamines } of { TAIL ~ the formula } # # STR1 # # where the ring A can be benzo fused , and
HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH