Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at 1uM of a compound with the SMILES CNc1nnc(CSc2nc3ccccc3s2)s1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
[a] 5.437
[b] 9.869
Answer: a. 5.437\%.
{#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}.
CNc1nnc(CSc2nc3ccccc3s2)s1
CNc1nnc(CSc2nc3ccccc3s2)s1
5-(1,3-benzothiazol-2-ylsulfanylmethyl)-N-methyl-1,3,4-thiadiazol-2-amine