Task: Answer the MCQ question.
Query: Which compound has a -8.396% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] CCc1ccc(C(=O)C23CN4CN(CN(C4)C2)C3)cc1
[b] O=C(C[n+]1cc(Br)cc(Br)c1)c1cccc([N+](=O)[O-])c1.[Cl-]
[c] O=C(CNS(=O)(=O)c1cccc(Br)c1)NCCCc1ccccc1
[d] O=C(O)CCN1C(=O)C2C3C=CC(C3)C2C1=O
[e] O=C(/C=C/c1ccccc1Cl)N1CCOCC1
Answer: b. O=C(C[n+]1cc(Br)cc(Br)c1)c1cccc([N+](=O)[O-])c1.[Cl-]
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(C[n+]1cc(Br)cc(Br)c1)c1cccc([N+](=O)[O-])c1.[Cl-]
O=C(C[n+]1cc(Br)cc(Br)c1)c1cccc([N+](=O)[O-])c1.[Cl-]
2-(3,5-dibromopyridin-1-ium-1-yl)-1-(3-nitrophenyl)ethanone;chloride