Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 1.179\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCCCOc1ccc(N(CC(=O)NCC2CCCO2)C(=O)CCC(=O)Nc2cc(C)ccn2)cc1
(b) COc1cc([N+](=O)[O-])ccc1NC(=O)CC(C)C
Answer: b. COc1cc([N+](=O)[O-])ccc1NC(=O)CC(C)C
{#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#}
COc1cc([N+](=O)[O-])ccc1NC(=O)CC(C)C
COc1cc([N+](=O)[O-])ccc1NC(=O)CC(C)C
N-(2-methoxy-4-nitrophenyl)-3-methylbutanamide