Using CC(=O)OC(C)=O, COC1C(O)CCC(O)(CI)C1C1(C)OC1CC=C(C)C to produce COC1C(OC(C)=O)CCC(O)(CI)C1C1(C)OC1CC=C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.