Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 8.716\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCSc1ccc(-c2cccc([N+](=O)[O-])c2)nn1
[b] Cc1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)CSc1cccc[n+]1[O-]
Answer: a. CCSc1ccc(-c2cccc([N+](=O)[O-])c2)nn1
{#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#}
CCSc1ccc(-c2cccc([N+](=O)[O-])c2)nn1
CCSc1ccc(-c2cccc([N+](=O)[O-])c2)nn1
3-ethylsulfanyl-6-(3-nitrophenyl)pyridazine