Using CC1CCc2c(-n3cccc3)c(F)cc3c(=O)c(C(=O)O)cn1c23 to produce CC1CCc2c(N3CCCC3)c(F)cc3c(=O)c(C(=O)O)cn1c23, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.