Using O=C=NC(=O)C(Cl)=C(Cl)Cl, COC(=O)Nc1nc2ccccc2[nH]1 to produce COC(=O)Nc1nc2ccccc2n1C(=O)NC(=O)C(Cl)=C(Cl)Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.