Using CCOC(=O)C1CCc2c([nH]c3ccc(Cl)cc23)C1, CI to produce CCOC(=O)C1CCc2c(n(C)c3ccc(Cl)cc23)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.