Using CCOC(=O)C(C=O)n1cc(-c2cc(F)cc3c2-c2ccccc2C3(O)C(F)(F)F)cn1 to produce OCC(CO)n1cc(-c2cc(F)cc3c2-c2ccccc2C3(O)C(F)(F)F)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.