Also contemplated for use are {HEAD ~ blends} of {TAIL ~ any} of the above aromatic carbonate polymers 
of
Also contemplated for use are { HEAD ~ blends } of { TAIL ~ any } of the above aromatic carbonate polymers
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH