Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 4.940\% 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: C/C(=N/NC(=O)CSc1nc2ccccc2s1)c1ccncc1
b: O=C(O)c1ccc(CNC(=O)c2ccccc2NC(=O)c2cccc([N+](=O)[O-])c2)cc1
Answer: a. C/C(=N/NC(=O)CSc1nc2ccccc2s1)c1ccncc1
{#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#}
C/C(=N/NC(=O)CSc1nc2ccccc2s1)c1ccncc1
C/C(=N/NC(=O)CSc1nc2ccccc2s1)c1ccncc1
N-[(Z)-1-pyridin-4-ylethylideneamino]-2-[(1-thiabenzimidazol-2-yl)sulfanyl]acetamide