Using CCOC(=O)CC(NC(=O)CCNCc1ccc(C=NN)cc1)c1cccnc1 to produce NN=Cc1ccc(CNCCC(=O)NC(CC(=O)O)c2cccnc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.