Q: What is the first recorded year of approval for this drug?
Description: The Molecule can be represented with the SMILES CCCCNC(=O)[N-]S(=O)(=O)c1ccc(C)cc1.[Na+].
Result: 1961
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
CCCCNC(=O)[N-]S(=O)(=O)c1ccc(C)cc1.[Na+]
CCCCNC(=O)[N-]S(=O)(=O)c1ccc(C)cc1.[Na+]
sodium;butylcarbamoyl-(4-methylphenyl)sulfonylazanide
What is the first recorded year of approval for this drug?