Using O=C(O)c1cc(Br)ccc1O, N#Cc1ccccc1CBr to produce N#Cc1ccccc1COC(=O)c1cc(Br)ccc1OCc1ccccc1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.