Task: Answer the multiple-choice question.
Query: Which compound has a 16.980\% 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 other words.
Options:
a) O=C1COCC(=O)N1CCc1c[nH]c2ccccc12
b) COc1ccc(C)cc1N(C(=O)c1ccc(F)cc1)c1nc2ccccc2s1
Answer: a. O=C1COCC(=O)N1CCc1c[nH]c2ccccc12
{#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=C1COCC(=O)N1CCc1c[nH]c2ccccc12
O=C1COCC(=O)N1CCc1c[nH]c2ccccc12
4-[2-(1H-indol-3-yl)ethyl]morpholine-3,5-dione