Task: Answer the MCQ question.
Question: Which drug exhibits a -8.784\% 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 additional words.
Options:
a) Nc1nc(Nc2cccc(Cl)c2)nc(NCCO)c1[N+](=O)[O-]
b) C/C(=N\Nc1cc(C)nc(NCc2ccccc2)n1)c1ccc([N+](=O)[O-])cc1
Answer: a. Nc1nc(Nc2cccc(Cl)c2)nc(NCCO)c1[N+](=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#}
Nc1nc(Nc2cccc(Cl)c2)nc(NCCO)c1[N+](=O)[O-]
Nc1nc(Nc2cccc(Cl)c2)nc(NCCO)c1[N+](=O)[O-]
2-[[6-amino-2-(3-chloroanilino)-5-nitropyrimidin-4-yl]amino]ethanol