Task: Answer the following question about the molecule with SMILES Nc1nc(N)c2nc(-c3cccc(O)c3)c(-c3cccc(O)c3)nc2n1.
Description: 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?
Completion: No
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
Nc1nc(N)c2nc(-c3cccc(O)c3)c(-c3cccc(O)c3)nc2n1
Nc1nc(N)c2nc(-c3cccc(O)c3)c(-c3cccc(O)c3)nc2n1
3-[2,4-diamino-7-(3-hydroxyphenyl)pteridin-6-yl]phenol
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?