Using O=CC1CC2C=CC1C2, COc1ccc(Cl)cc1N1CCNC(C)C1 to produce COc1ccc(Cl)cc1N1CCN(CC2CC3C=CC2C3)C(C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.