Using CCOC(=O)CN(CC(=O)Nc1ccc(-c2ccncc2)cc1)c1ccccc1 to produce O=C(O)CN(CC(=O)Nc1ccc(-c2ccncc2)cc1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.