The method 1, wherein the stereochemistry of {HEAD ~ the compound} about {TAIL ~ the double bond} is Z 
about
The method 1 , wherein the stereochemistry of { HEAD ~ the compound } about { TAIL ~ the double bond } is Z
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH