Task: Answer the MCQ question.
Query: Which drug exhibits a 0.314% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1ccn(-c2ccc([N+](=O)[O-])cc2)n1
b: Cn1cc(C(=O)N2CCN(c3ccccc3)CC2)c(=O)c2cc(S(=O)(=O)N3CCCC3)ccc21
Answer: a. Cc1ccn(-c2ccc([N+](=O)[O-])cc2)n1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cc1ccn(-c2ccc([N+](=O)[O-])cc2)n1
Cc1ccn(-c2ccc([N+](=O)[O-])cc2)n1
3-methyl-1-(4-nitrophenyl)pyrazole