{TAIL ~ The metals} containing {HEAD ~ mesogens} are heated to a temperature sufficient to cause fusion to produce a metals containing mesophase pitch 
{ TAIL ~ The metals } containing { HEAD ~ mesogens } are heated to a temperature sufficient to cause fusion to produce a metals containing mesophase pitch
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH