Task: Please answer the following question about the molecule with SMILES O=c1[nH]cnc2c1ncn2[C@H]1CC[C@@H](CO)O1.
Question: Is it known if this drug is the first approved in its class, regardless of the indication or route of administration, acting on a specific target?
Answer: No
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
O=c1[nH]cnc2c1ncn2[C@H]1CC[C@@H](CO)O1
O=c1[nH]cnc2c1ncn2[C@H]1CC[C@@H](CO)O1
9-[(2R,5S)-5-(hydroxymethyl)oxolan-2-yl]-1H-purin-6-one
Is it known if this drug is the first approved in its class, regardless of the indication or route of administration, acting on a specific target?