{HEAD ~ 1/3AlCl3 plus triphenyl phosphite} as the catalyst and {TAIL ~ triethylaluminum plus diethylaluminum chloride} and ethyl anisate as the cocatalyst 
{ HEAD ~ 1/3AlCl3 plus triphenyl phosphite } as the catalyst and { TAIL ~ triethylaluminum plus diethylaluminum chloride } and ethyl anisate as the cocatalyst
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH