Using Cc1cccc(N)c1O, O=C([O-])Cc1nc(N2CCOCC2)cc(=O)[nH]1 to produce Cc1cccc(NC(=O)Cc2nc(N3CCOCC3)cc(=O)[nH]2)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.