Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 12.562\% human ether-à-go-go related gene (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 CCCCCCC1CC(=O)NC(=O)N1
b Cc1nn(-c2ccccc2)c(Cl)c1/C=N\NC(=O)c1cncc(Br)c1
c O=C(CN1CCN(c2ccccc2O)CC1)NC(=O)NC1CCCC1
Answer: a. CCCCCCC1CC(=O)NC(=O)N1
{#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#}
CCCCCCC1CC(=O)NC(=O)N1
CCCCCCC1CC(=O)NC(=O)N1
6-hexyl-1,3-diazinane-2,4-dione