Using C=C(Cl)CC1(C)CCC(Cc2ccc(Cl)cc2)(C(=O)OC)C1=O to produce C=C(Cl)CC1(C)CCC(Cc2ccc(Cl)cc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.