Using CC1(CC(=O)CC2(C)COC(c3ccc(F)cc3)OC2)COC(c2ccc(F)cc2)OC1, C1CCOC1 to produce CC(O)C1(C)COC(c2ccc(F)cc2)OC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.