The process 2 wherein the step of contacting a 3,4 dihalothiophene with an alkoxide is performed in {TAIL ~ the presence} of {HEAD ~ a solvent} 
The process 2 wherein the step of contacting a 3,4 dihalothiophene with an alkoxide is performed in { TAIL ~ the presence } of { HEAD ~ a solvent }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD