Task: Answer the multiple-choice question.
Question: Which drug exhibits a 12.019% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=c1c2ccccc2nnn1-c1ccc(Br)cc1
b. S=C(Nc1ccc(Br)cc1)N1CCN(C2CCCCC2)CC1
Answer: a. O=c1c2ccccc2nnn1-c1ccc(Br)cc1
{#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=c1c2ccccc2nnn1-c1ccc(Br)cc1
O=c1c2ccccc2nnn1-c1ccc(Br)cc1
3-(4-bromophenyl)-1,2,3-benzotriazin-4-one