Using CCOC(=O)c1ccc(CBr)cc1, CCCCCOCC(O)Cn1ccnc1 to produce CCCCCOCC(Cn1ccnc1)OCc1ccc(C(=O)OCC)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.