I am stuck on this mechanism ... what i have done is firstprotonate the double bonded O on the carboxylic acid and then donean intramolecular attack from the ether in the ring and formulateda plus charge on that O wiich is attached to a carbon that has twoalcohols and another carbon that is attached to the O-R group andthen the carbon that is attached to the ring.. I am sorry myexplanation of where im stuck is not well written.. please help inany way.. and i am not sure if i have even made the correct initialsteps.