Using COC(=O)C12CN(Cc3ccccc3)CC1C(=O)CCC2c1ccccc1, Cc1ccc(Br)cc1 to produce COC(=O)C12CN(Cc3ccccc3)CC1C(O)(c1ccc(C)cc1)CCC2c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.