Using COc1ccc(CCl)cc1, O=c1[nH]c2ccccc2c(=O)o1 to produce COc1ccc(Cn2c(=O)oc(=O)c3ccccc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.