Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 8.617\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] O=C(NCc1cccnc1)c1ccc(COc2ccccc2Br)cc1
[b] O=C(CSc1oc(-c2ccco2)nc1S(=O)(=O)c1ccc(Cl)cc1)NCC1CCCO1
[c] OCc1ncccc1O
Answer: c. OCc1ncccc1O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
OCc1ncccc1O
OCc1ncccc1O
2-(hydroxymethyl)pyridin-3-ol