Using CCOC(=O)C1CCCNC1, BrCCC=C(c1ccccc1)c1ccco1 to produce CCOC(=O)C1CCCN(CCC=C(c2ccccc2)c2ccco2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.