Using COc1cc2c(c(Cl)c1Cl)C(=O)C(CCCl)=C2, CC(=O)O to produce COc1cc2c(c(Cl)c1Cl)C(=O)C(CCOC(C)=O)=C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.