Using COC(=O)c1c(Cl)cc(Cl)cc1NC(=O)C(C)c1ccccc1 to produce CC1(c2ccccc2)C(=O)Nc2cc(Cl)cc(Cl)c2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.