Using CN(Cc1cc(C=O)ccc1Oc1ccc(Cl)c(Cl)c1)C(=O)OC(C)(C)C to produce CN(Cc1cc(CO)ccc1Oc1ccc(Cl)c(Cl)c1)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.