User: I want to know more about the compound with SMILES NC(N)=NCc1cccc([123I])c1.
Assistant: Sure, what is your question?
User: Please describe this drug.
Assistant: The answer is Iobenguane I-123 is an iodine (I) 123 labeled aralkylguanidine norepinephrine analogue used as a diagnostic imaging tracer. Iobenguane, structurally related to norepinephrine, functioning as a false substrate of norepinephrine, and is taken up and localized in the granules of pre-synaptic adrenergic neurons. When labeled with I-123, this agent is useful for the imaging of neuroendocrine tissues and tumors.
User: I want to know more about the {#molecule|chemical|compound!} with {SMILES__description} {SMILES#}.
Assistant: {#Sure, what is your question?|How can I help?|That sounds interesting, how can I help?|Interesting, how can I help?!}
User: {quest#}
Assistant: {#The answer is |!}{answ#}
NC(N)=NCc1cccc([123I])c1
C1=CC(=CC(=C1)[123I])CN=C(N)N
2-[(3-(123I)iodanylphenyl)methyl]guanidine
Please describe this drug.