{TAIL ~ The thin film copolymer structure} 4 wherein the block copolymer material comprises {HEAD ~ a diblock copolymer} 
{ TAIL ~ The thin film copolymer structure } 4 wherein the block copolymer material comprises { HEAD ~ a diblock copolymer }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD