Task: Answer the following question about the molecule with SMILES [13NH3].
Description: Please describe this drug.
Answer: Ammonia n-13 is a Radioactive Diagnostic Agent. The mechanism of action of ammonia n-13 is as a Radiopharmaceutical Activity.
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
[13NH3]
[13NH3]
azane
Please describe this drug.