Using Clc1ccc2c(c1)CCN2, O=C([O-])Cc1nc(N2CCOCC2)cc(=O)[nH]1 to produce O=C(Cc1nc(N2CCOCC2)cc(=O)[nH]1)N1CCc2cc(Cl)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.