{HEAD ~ The rate} of {TAIL ~ nucleophilic displacement} is substantially zero prior to reduction of the RIND compound 
of
{ HEAD ~ The rate } of { TAIL ~ nucleophilic displacement } is substantially zero prior to reduction of the RIND compound
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH