Using Cc1cccc(C)c1Nc1c(-c2ccccc2C(=O)NNC(=O)OC(C)(C)C)nc2ccc(F)cn12 to produce Cc1cccc(C)c1Nc1c(-c2ccccc2C(=O)NN)nc2ccc(F)cn12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.