Using CN1CCC(Cl)CC1, CCn1ncc2c(Cl)c3c(nc21)C(=O)c1ccccc1CC3 to produce CCn1ncc2c(Cl)c3c(nc21)C(O)(C1CCN(C)CC1)c1ccccc1CC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.