Question: What is the first recorded year of approval for this drug?
 The Compound has the SMILES Cc1cc(CC(=O)[O-])n(C)c1C(=O)c1ccc(Cl)cc1.O.O.[Na+].
Result: 1980
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
Cc1cc(CC(=O)[O-])n(C)c1C(=O)c1ccc(Cl)cc1.O.O.[Na+]
Cc1cc(CC(=O)[O-])n(C)c1C(=O)c1ccc(Cl)cc1.O.O.[Na+]
sodium;2-[5-(4-chlorobenzoyl)-1,4-dimethylpyrrol-2-yl]acetate;dihydrate
What is the first recorded year of approval for this drug?
1980