Using O=C(Cl)c1ccc(Cl)cc1, Clc1ccc(C23CNCC2C3)cc1 to produce O=C(c1ccc(Cl)cc1)N1CC2CC2(c2ccc(Cl)cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.