Using COc1cc(-c2ccccc2Cl)n2ccc(=O)c(-c3c(Cl)cccc3Cl)c2c1 to produce O=c1ccn2c(-c3ccccc3Cl)cc(O)cc2c1-c1c(Cl)cccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.