Using CCCS(=O)(=O)Cl, CC(C)(C)OC(=O)N1CC(C(NC(=O)c2ccc(Cl)cc2Cl)c2ccccc2)C1 to produce CCCS(=O)(=O)N1CC(C(NC(=O)c2ccc(Cl)cc2Cl)c2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.