Using CC1=C(C(=O)OCCC#N)C(c2c(F)cccc2Cl)C(C(=O)OC2CCCC2)=C(C)N1 to produce CC1=C(C(=O)O)C(c2c(F)cccc2Cl)C(C(=O)OC2CCCC2)=C(C)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.