Q: Please describe this drug.
Constraint: The Molecule has the SMILES O=S(=O)(O)Oc1c[nH]c2ccccc12.
Answer: A substance occurring in the urine of mammals and also in blood plasma as the normal metabolite of tryptophan. An increased urinary excretion of indican is seen in Hartnup disease from the bacterial degradation of unabsorbed tryptophan.
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
O=S(=O)(O)Oc1c[nH]c2ccccc12
C1=CC=C2C(=C1)C(=CN2)OS(=O)(=O)O
1H-indol-3-ylhydrogensulfate
Please describe this drug.