Task: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=[As](O)(c1cccs1)c1cccs1?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
[a] 8.317
[b] 12.364
Answer: b. 12.364\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
O=[As](O)(c1cccs1)c1cccs1
O=[As](O)(c1cccs1)c1cccs1
[O][=As][Branch1][C][O][Branch1][Branch2][C][=C][C][=C][S][Ring1][Branch1][C][=C][C][=C][S][Ring1][Branch1]
dithiophen-2-ylarsinic acid