Q: What is the first recorded year of approval for this drug?
 The Compound can be represented with the SMILES CCN(CC)CCN1C(=O)CN=C(c2ccccc2F)c2cc(Cl)ccc21.Cl.Cl.
Answer: 1970
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
CCN(CC)CCN1C(=O)CN=C(c2ccccc2F)c2cc(Cl)ccc21.Cl.Cl
CCN(CC)CCN1C(=O)CN=C(c2ccccc2F)c2cc(Cl)ccc21.Cl.Cl
7-chloro-1-[2-(diethylamino)ethyl]-5-(2-fluorophenyl)-3H-1,4-benzodiazepin-2-one;dihydrochloride
What is the first recorded year of approval for this drug?
1970