Using CCOC(=O)CC(c1cccc(COc2ccc(-c3cc(OC)ccc3F)c(OCOC)c2)c1)C1CC1 to produce CCOC(=O)CC(c1cccc(COc2ccc(-c3cc(OC)ccc3F)c(O)c2)c1)C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.