Using N#Cc1cc(Cl)cc(Oc2cc(O)cc(Cl)c2)c1, CC(C)(C)OC(=O)CBr to produce CC(C)(C)OC(=O)COc1cc(Cl)cc(Oc2cc(Cl)cc(C#N)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.