In addition, suitable antioxidants include {HEAD ~ heterocyclic compounds} containing {TAIL ~ sulfur}, nitrogen, and oxygen 
In addition , suitable antioxidants include { HEAD ~ heterocyclic compounds } containing { TAIL ~ sulfur } , nitrogen , and oxygen
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH