Using CO[C@@H](C)C(=O)N1N=C(c2cc(F)ccc2F)S[C@@]1(CCCN)c1ccccc1, COC(C)=N to produce CO[C@@H](C)C(=O)N1N=C(c2cc(F)ccc2F)S[C@@]1(CCCNC(C)=N)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.