{HEAD ~ Specific examples} thereof include iron powders, iron chloride, iron formate, iron acetate, iron acrylate, and {TAIL ~ iron methacrylate} 
{ HEAD ~ Specific examples } thereof include iron powders , iron chloride , iron formate , iron acetate , iron acrylate , and { TAIL ~ iron methacrylate }
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL