Problem statement: Answer the MCQ question.
Question: Which compound has a 5.373\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COC(=O)c1[nH]c2ccc(Cl)cc2c1NC(=O)C1CC1
(b) CC(CCc1ccccc1)NC(=O)COC(=O)c1ccc([N+](=O)[O-])cc1
Answer: b. CC(CCc1ccccc1)NC(=O)COC(=O)c1ccc([N+](=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#}
CC(CCc1ccccc1)NC(=O)COC(=O)c1ccc([N+](=O)[O-])cc1
CC(CCc1ccccc1)NC(=O)COC(=O)c1ccc([N+](=O)[O-])cc1
[2-oxo-2-(4-phenylbutan-2-ylamino)ethyl] 4-nitrobenzoate