Using C=CCn1c(-c2ccc(Cl)cc2)n[nH]c1=O, Cc1[nH]cnc1CO to produce C=CCn1c(-c2ccc(Cl)cc2)nn(Cc2nc[nH]c2C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.