Using COc1ccc(CN(C(=O)OCc2ccccc2)[C@H]2CC[C@H](CN3CCCC3)[C@H]2c2ccc(F)cc2)cc1 to produce N[C@H]1CC[C@H](CN2CCCC2)[C@H]1c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.