More particularly, {TAIL ~ the invention} relates to {HEAD ~ a copolymer} having as a first constituent a hydrophobic acrylamide monomer 
More particularly , { TAIL ~ the invention } relates to { HEAD ~ a copolymer } having as a first constituent a hydrophobic acrylamide monomer
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH