The process 1 in which the base employed in {TAIL ~ the hydrolysis} of {HEAD ~ the Diels Alder adduct} is an alkali metal hydroxide 
The process 1 in which the base employed in { TAIL ~ the hydrolysis } of { HEAD ~ the Diels Alder adduct } is an alkali metal hydroxide
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH