Using Cc1nnc2n1-c1ccc(Cl)cc1N(c1ccccc1)C(=O)C2OCc1ccccc1 to produce Cc1nnc2n1-c1ccc(Cl)cc1N(c1ccccc1)C(=O)C2O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.