Using COc1ccc(Cc2oc3ccc(CN(C)C)c(O)c3c2C)cc1, Cl to produce COc1ccc(Cc2oc3c(Cl)cc(C)c(O)c3c2C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.