Q: What is the first recorded year of approval for this drug?
Description: The Compound has the SMILES Cl.Nc1cc(Cl)c(N=C2NCCN2)c(Cl)c1.
Result: 1987
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
Cl.Nc1cc(Cl)c(N=C2NCCN2)c(Cl)c1
Cl.Nc1cc(Cl)c(N=C2NCCN2)c(Cl)c1
3,5-bis(chloranyl)-4-(imidazolidin-2-ylideneamino)aniline;hydrochloride
What is the first recorded year of approval for this drug?
1987