Using CCCC1CC(=O)N(Cn2c(Cl)nc3ccc(OC)cc32)C1 to produce CCCC1CC(=O)N(Cn2c(Cl)nc3ccc(O)cc32)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.