{HEAD ~ Any suitable hydrocarbylene oxide}, preferably as described in equation 3 above, may be used, such as ethylene oxide, {TAIL ~ propylene oxide}, styrene oxide and the like 
such as
{ HEAD ~ Any suitable hydrocarbylene oxide } , preferably as described in equation 3 above , may be used , such as ethylene oxide , { TAIL ~ propylene oxide } , styrene oxide and the like
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH