Using Nc1nc(-c2ccc(Cl)c(Cl)c2)n[nH]1, CCOC(=O)CC(=O)c1ccc2c(cnn2C(C)=O)c1 to produce O=c1cc(-c2ccc3[nH]ncc3c2)[nH]c2nc(-c3ccc(Cl)c(Cl)c3)nn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.