Using Cc1c(N)nnn1Cc1ccc(Cl)c(Cl)c1, COc1ccc2nc(C(N)=O)sc2c1 to produce COc1ccc2nc(C(=O)Nc3nnn(Cc4ccc(Cl)c(Cl)c4)c3C)sc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.