Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a -5.976\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCCCCCCCOC(=O)C1=C(C)Nc2nnnn2C1c1cccs1
(b) O=C(Nc1ccc2c(c1)OCCO2)C1CC(O)CN1C(=O)Nc1ccccc1
(c) O=C(NCC1CCN(C(=O)c2cccc([N+](=O)[O-])c2)CC1)c1cccc([N+](=O)[O-])c1
Answer: c. O=C(NCC1CCN(C(=O)c2cccc([N+](=O)[O-])c2)CC1)c1cccc([N+](=O)[O-])c1
{#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(NCC1CCN(C(=O)c2cccc([N+](=O)[O-])c2)CC1)c1cccc([N+](=O)[O-])c1
O=C(NCC1CCN(C(=O)c2cccc([N+](=O)[O-])c2)CC1)c1cccc([N+](=O)[O-])c1
3-nitro-N-[[1-(3-nitrobenzoyl)piperidin-4-yl]methyl]benzamide