Task: Answer the MCQ question.
Question: Which compound has a 8.485\% 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] CC(C)[C@H](NC(=O)c1ccc(Cl)c([N+](=O)[O-])c1)C(=O)O
[b] CC(C)(C)c1cc(CCC(=O)NCCc2ccccn2)cc(C(C)(C)C)c1O
Answer: a. CC(C)[C@H](NC(=O)c1ccc(Cl)c([N+](=O)[O-])c1)C(=O)O
{#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(C)[C@H](NC(=O)c1ccc(Cl)c([N+](=O)[O-])c1)C(=O)O
CC(C)[C@H](NC(=O)c1ccc(Cl)c([N+](=O)[O-])c1)C(=O)O
(2S)-2-[(4-chloro-3-nitrobenzoyl)amino]-3-methylbutanoic acid