Using COC(=O)C12CC3CC(C1)C(C(C)=O)(C3)C2, OCCO to produce COC(=O)C12CC3CC(C1)C(C1(C)OCCO1)(C3)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.