Using O=C(O)c1cn(Cc2ccccc2)c2ccccc12, COC(=O)Cc1ccc(N)c(Cl)c1 to produce COC(=O)Cc1ccc(NC(=O)c2cn(Cc3ccccc3)c3ccccc23)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.