Using CSc1ccc(-n2c(C)nnc2CN2C(=O)c3ccccc3C2=O)c(C(=O)c2ccccc2Cl)c1 to produce CSc1ccc2c(c1)C(c1ccccc1Cl)=NCc1nnc(C)n1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.