Problem statement: Answer the MCQ question.
Question: Which compound exhibits a -0.564\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(CSc1nnnn1C1CCCCC1)N1CCc2ccccc21
(b) Cc1ccc(S(=O)(=O)n2c(=O)oc3ccccc32)cc1
Answer: a. O=C(CSc1nnnn1C1CCCCC1)N1CCc2ccccc21
{#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#}
O=C(CSc1nnnn1C1CCCCC1)N1CCc2ccccc21
O=C(CSc1nnnn1C1CCCCC1)N1CCc2ccccc21
2-(4-cyclohexyltetrazol-5-yl)sulfanyl-1-(2,3-dihydroindol-1-yl)ethanone