Problem statement: Answer the MCQ question.
Question: Which drug has a 8.490\% 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. O=C(c1ccccc1F)N1CCN(c2ccc([N+](=O)[O-])cc2-n2cccc2)CC1
b. Cc1cccc(N2CCN(C(=O)c3cc(S(=O)(=O)N4CCOCC4)cn3C)CC2C)c1
Answer: a. O=C(c1ccccc1F)N1CCN(c2ccc([N+](=O)[O-])cc2-n2cccc2)CC1
{#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(c1ccccc1F)N1CCN(c2ccc([N+](=O)[O-])cc2-n2cccc2)CC1
O=C(c1ccccc1F)N1CCN(c2ccc([N+](=O)[O-])cc2-n2cccc2)CC1
(2-fluorophenyl)-[4-(4-nitro-2-pyrrol-1-ylphenyl)piperazin-1-yl]methanone