Task: Answer the MCQ question.
Question: Which compound exhibits a 11.999\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] O=C(Nc1ccncc1)c1cncc(Br)c1
[b] Cc1ccc2nnn(Cc3cccc(C(C)(C)C)c3O)c2c1
[c] CCOc1cccc2cc(C(=O)NCc3ccc(OC)cc3)c(=N)oc12
[d] O=C(Nc1cc(Br)c(O)c(Br)c1)c1cccc(NC(=O)c2ccco2)c1
Answer: a. O=C(Nc1ccncc1)c1cncc(Br)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(Nc1ccncc1)c1cncc(Br)c1
O=C(Nc1ccncc1)c1cncc(Br)c1
5-bromo-N-pyridin-4-ylpyridine-3-carboxamide