Using O=C1NC(=O)c2ccccc21, COc1ccc(C(C)=O)cc1CCl to produce COc1ccc(C(C)=O)cc1CN1C(=O)c2ccccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.