Using NC(=O)c1[nH]c2ccc(C=O)cc2c1Sc1ccccc1, CCN to produce CCNCc1ccc2[nH]c(C(N)=O)c(Sc3ccccc3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.