Using O=C(C=Cc1ccccc1)Nc1cccc(O)c1, COC(=O)CBr to produce COC(=O)COc1cccc(NC(=O)C=Cc2ccccc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.