{HEAD ~ The acid function} may also be converted to {TAIL ~ an alcohol}, aldehyde or ketone or derivatives thereof, or may be reduced to CH3 
converted to
{ HEAD ~ The acid function } may also be converted to { TAIL ~ an alcohol } , aldehyde or ketone or derivatives thereof , or may be reduced to CH3
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH