Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 9.215\% 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(O)CCC(=O)N1CCN(c2ccccn2)CC1
b) O=C([O-])CC(=O)NC12CC3CC(CC(C3)C1)C2.[Na+]
Answer: a. O=C(O)CCC(=O)N1CCN(c2ccccn2)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#}
O=C(O)CCC(=O)N1CCN(c2ccccn2)CC1
O=C(O)CCC(=O)N1CCN(c2ccccn2)CC1
4-hydroxy-4-oxo-1-(4-pyridin-2-ylpiperazin-1-yl)butan-1-one