Using CCC(CC)c1cc(C)nc2c(-c3sc(NCCNC(=O)OC(C)(C)C)nc3C(F)(F)F)c(C)nn12 to produce CCC(CC)c1cc(C)nc2c(-c3sc(NCCN)nc3C(F)(F)F)c(C)nn12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.