Using Cn1c(=O)[nH]c(=O)c2c1ncn2Cc1ccccc1, ClCOc1ccc(Cl)cc1 to produce Cn1c(=O)n(COc2ccc(Cl)cc2)c(=O)c2c1ncn2Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.