Task: Answer the multiple choice question.
Question: Which compound has a 6.198\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Cc1cc(Nc2ccccc2)c2c([N+](=O)[O-])ccc(C)c2n1
[b] O=C(NCC(c1cccnc1)N1CCN(c2ccc(F)cc2)CC1)c1ccc(F)cc1
Answer: a. Cc1cc(Nc2ccccc2)c2c([N+](=O)[O-])ccc(C)c2n1
{#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#}
Cc1cc(Nc2ccccc2)c2c([N+](=O)[O-])ccc(C)c2n1
Cc1cc(Nc2ccccc2)c2c([N+](=O)[O-])ccc(C)c2n1
2,8-dimethyl-5-nitro-N-phenylquinolin-4-amine