Task: Answer the multiple choice question.
Question: Which drug exhibits a 12.276\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) Nc1ccc(Br)cc1Br
(b) CC(Cc1ccccc1)C(=O)N1CCN(C)CC1
(c) Cc1cc(C)cc(NC(=O)NN2C(C)CCCC2C)c1
Answer: a. Nc1ccc(Br)cc1Br
{#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#}
Nc1ccc(Br)cc1Br
Nc1ccc(Br)cc1Br
2,4-dibromoaniline