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