Task: Answer the following question about the molecule with SMILES C[C@]1(c2nc3c(C(N)=O)cccc3[nH]2)CCCN1.
Request: Which USAN substem can this drug or clinical candidate name be matched with?
Answer: -parib
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
C[C@]1(c2nc3c(C(N)=O)cccc3[nH]2)CCCN1
C[C@]1(c2nc3c(C(N)=O)cccc3[nH]2)CCCN1
2-[(2R)-2-methylpyrrolidin-2-yl]-1H-benzimidazole-4-carboxamide
Which USAN substem can this drug or clinical candidate name be matched with?