Using COC(=O)c1cc(OCc2ccccc2)ncc1Br, C=CC(=O)OC to produce COC(=O)C=Cc1cnc(OCc2ccccc2)cc1C(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.