Using CC(=O)OCC(=O)Cl, CN1C(=O)CCc2cc(-c3cncc(N)c3)ccc21 to produce CC(=O)OCC(=O)Nc1cncc(-c2ccc3c(c2)CCC(=O)N3C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.