Using Cc1onc2c1c(=O)n(C1C=CC(N)C1)c1cccc(Cl)c21, O=C=Nc1ccccc1 to produce Cc1onc2c1c(=O)n(C1C=CC(NC(=O)Nc3ccccc3)C1)c1cccc(Cl)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.