{HEAD ~ Monomers} carrying {TAIL ~ such protonated, fluoride containing anions} exhibit superior chemical stability as compared to corresponding monomers carrying the simple fluoride ion  
carrying
{ HEAD ~ Monomers } carrying { TAIL ~ such protonated , fluoride containing anions } exhibit superior chemical stability as compared to corresponding monomers carrying the simple fluoride ion
HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH