Task: Answer the MCQ question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES S=C1Nc2cc(Cl)ccc2Sc2ccccc21?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
(a) 2.521
(b) 13.659
(c) 5.777
Answer: b. 13.659\%.
{#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}.
S=C1Nc2cc(Cl)ccc2Sc2ccccc21
S=C1Nc2cc(Cl)ccc2Sc2ccccc21
3-chloro-5H-benzo[b][1,4]benzothiazepine-6-thione