Using CI, COc1ccc(CC(=O)c2ccnc(Cl)c2)c(Cl)c1 to produce COc1ccc(C(C)C(=O)c2ccnc(Cl)c2)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.