Task: Answer the multiple choice question.
Question: Which compound has a 4.154% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOc1cc(/C=N/NC(=O)c2ccc(NC(=O)C3CC3)cc2)ccc1O
(b) CC1=[N+]([O-])C(C)(C)C(C)N(O)C1=O
Answer: b. CC1=[N+]([O-])C(C)(C)C(C)N(O)C1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC1=[N+]([O-])C(C)(C)C(C)N(O)C1=O
CC1=[N+]([O-])C(C)(C)C(C)N(O)C1=O
1-hydroxy-2,3,3,5-tetramethyl-4-oxido-2H-pyrazin-4-ium-6-one