Using CCONC(=O)c1cccc([N+](=O)[O-])c1, CC(=O)c1c(O)oc(=O)c(C(C)=O)c1O to produce CCONC(=O)c1cccc(NC(C)=C2C(=O)OC(=O)C(C(C)=O)=C2O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.