Using NNc1ccccc1Cl, CCOC(=O)CC(C(=O)c1ccccc1)C(=O)c1ccccc1 to produce O=C(O)Cc1c(-c2ccccc2)nn(-c2ccccc2Cl)c1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.