Using CC(C)c1cc(O)c2c(c1)OC1(CCC1)CC2=O, COC(Cl)Cl to produce CC(C)c1cc2c(c(O)c1C=O)C(=O)CC1(CCC1)O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.