Using COc1cc(N)ccc1Br, CCOC(=O)C=C(NC)c1ccccc1 to produce CCOC(=O)C=C(Nc1ccc(Br)c(OC)c1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.