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