Using CC(=O)OC(C)=O, CCCc1cc(=O)oc2cc(O)cc(O)c12 to produce CCCc1cc(=O)oc2c(C(C)=O)c(O)cc(O)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.