Task: Answer the MCQ question.
Question: Which compound has a 12.001\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CC1CCCCN1C(=O)CSc1nnc(-c2ccco2)n1CC1CCCO1
(b) CN1CCN(Cc2ccc(Br)s2)CC1
(c) Cc1cccc(C(=O)O)c1[N+](=O)[O-]
Answer: a. CC1CCCCN1C(=O)CSc1nnc(-c2ccco2)n1CC1CCCO1
{#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#}
2-[[5-(furan-2-yl)-4-(oxolan-2-ylmethyl)-1,2,4-triazol-3-yl]sulfanyl]-1-(2-methylpiperidin-1-yl)ethanone