Using COC(=O)c1ccc(N2CCN(c3cccc(COC(=O)NC(=N)N)c3F)CC2)cn1 to produce N=C(N)NC(=O)OCc1cccc(N2CCN(c3ccc(C(=O)O)nc3)CC2)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.