Using CCOP(=O)(Cc1nnc2c(=O)[nH]c3cc(C(F)(F)F)c([N+](=O)[O-])cc3n12)OCC to produce CCOP(=O)(Cc1nnc2c(=O)[nH]c3cc(C(F)(F)F)c(N)cc3n12)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.