The improved process results from carrying out {TAIL ~ the transesterification reaction} in {HEAD ~ a substantially non polar and water free environment} 
The improved process results from carrying out { TAIL ~ the transesterification reaction } in { HEAD ~ a substantially non polar and water free environment }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD