Task: Please answer the following question about the molecule with SMILES Nc1nc([O-])c2ncn(CCC(CO)CO)c2n1.[Na+].
Description: Please provide a description of this drug's mechanism of action.
Answer: Human herpesvirus 1 DNA polymerase inhibitor
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
Nc1nc([O-])c2ncn(CCC(CO)CO)c2n1.[Na+]
Nc1nc([O-])c2ncn(CCC(CO)CO)c2n1.[Na+]
sodium;2-amino-9-[4-hydroxy-3-(hydroxymethyl)butyl]purin-6-olate
Please provide a description of this drug's mechanism of action.