Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 8.545\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C(c1cc([N+](=O)[O-])ccc1Cl)N1CCc2ccccc21
b. Cc1cccc(-c2oc3ccccc3c2-c2ccc3c(c2)OCO3)c1
c. Cc1cccc(NC(=S)NCCc2c[nH]c3ccccc23)c1
Answer: a. O=C(c1cc([N+](=O)[O-])ccc1Cl)N1CCc2ccccc21
{#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#}
O=C(c1cc([N+](=O)[O-])ccc1Cl)N1CCc2ccccc21
O=C(c1cc([N+](=O)[O-])ccc1Cl)N1CCc2ccccc21
(2-chloro-5-nitrophenyl)-(2,3-dihydroindol-1-yl)methanone