Using Cc1cc(Cl)c2cccc(OCCNC(=O)OC(C)(C)C)c2n1, NCc1ccc(Cl)c(Cl)c1 to produce Cc1cc(NCc2ccc(Cl)c(Cl)c2)c2cccc(OCCNC(=O)OC(C)(C)C)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.