Typical antioxidants are aromatic amines, phenols, {HEAD ~ compounds} containing sulfur or {TAIL ~ selenium}, dithiophosphates, sulfurized polyalkenes, and tocopherols 
containing
Typical antioxidants are aromatic amines , phenols , { HEAD ~ compounds } containing sulfur or { TAIL ~ selenium } , dithiophosphates , sulfurized polyalkenes , and tocopherols
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH