Using COC(=O)c1ccc2cc(O)ccc2c1, ClCCN1CCN(c2ccc(Cl)cc2)CC1 to produce O=C(O)c1ccc2cc(OCCN3CCN(c4ccc(Cl)cc4)CC3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.