Using COc1nc(C(=O)NCC(O)C(F)(F)F)c(-n2c(C)ccc2C)cc1C(F)(F)F to produce COc1nc(C(=O)NCC(O)C(F)(F)F)c(N)cc1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.