Task: Answer the multiple-choice question.
Query: Which drug exhibits a -69.164% 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 or b without using any other words.
Options:
a: CCCNC(=O)c1nn2cc(Br)cnc2c1Br
b: Cc1nc(S(=O)(=O)N2CCN(C3c4ccccc4-c4ccccc43)CC2)cn1C
Answer: a. CCCNC(=O)c1nn2cc(Br)cnc2c1Br
{#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#}
CCCNC(=O)c1nn2cc(Br)cnc2c1Br
CCCNC(=O)c1nn2cc(Br)cnc2c1Br
3,6-dibromo-N-propylpyrazolo[1,5-a]pyrimidine-2-carboxamide