Task: Answer the MCQ question.
Question: Which drug exhibits a 4.759\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCOc1ccc(NC(=S)N2CCC(NC(=O)C3CCCCC3)CC2)cc1
(b) CCOC(=O)C1CCN(S(=O)(=O)c2cccc(-c3cn4cccnc4n3)c2)CC1
(c) Cc1cccc(-c2nc(CSCC(=O)N3CCN(Cc4ccc5c(c4)OCO5)CC3)c(C)o2)c1
Answer: b. CCOC(=O)C1CCN(S(=O)(=O)c2cccc(-c3cn4cccnc4n3)c2)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#}
CCOC(=O)C1CCN(S(=O)(=O)c2cccc(-c3cn4cccnc4n3)c2)CC1
CCOC(=O)C1CCN(S(=O)(=O)c2cccc(-c3cn4cccnc4n3)c2)CC1
ethyl 1-(3-imidazo[1,2-a]pyrimidin-2-ylphenyl)sulfonylpiperidine-4-carboxylate