Task: Answer the MCQ question.
Query: Which compound has a 12.944\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCCCCC1CCC(C(=O)O)CC1
b: O=C1N[C@@H](Cc2cn(S(=O)(=O)c3ccccc3)c3ccccc23)C(=O)N[C@H]1Cc1ccccc1
Answer: a. CCCCCC1CCC(C(=O)O)CC1
{#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#}
CCCCCC1CCC(C(=O)O)CC1
CCCCCC1CCC(C(=O)O)CC1
4-pentylcyclohexane-1-carboxylicacid