Using ClCl, COC(=O)Cc1ccc(C(=O)c2ccc(C)cc2)n1C to produce COC(=O)Cc1c(Cl)cc(C(=O)c2ccc(C)cc2)n1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.