Using OC(c1cccc2nc3n(c12)CCCN3c1ccc(Cl)cc1Cl)C1CC1, CI to produce COC(c1cccc2nc3n(c12)CCCN3c1ccc(Cl)cc1Cl)C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.