Using COc1cc2c(c(OC)c1Br)C(=O)C[C@H]1CCN(C)C[C@H]21 to produce COc1cc2c(c(O)c1Br)C(=O)C[C@H]1CCN(C)C[C@H]21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.