Using O=C(Cc1cccc(Cl)c1)c1ccc(Cl)cc1, C=C(C)C(=O)OC to produce COC(=O)C(C)CC(C(=O)c1ccc(Cl)cc1)c1cccc(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.