Task: Answer the multiple-choice question.
Query: Which compound exhibits a -0.168\% 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: Cn1sc(=O)c2cc(S(=O)(=O)NC3CC3)ccc21
b: CCC1=NN(C(=O)c2ccc([N+](=O)[O-])cc2)C(O)(c2ccccc2)C1
c: Nc1cc(Br)c(N)c(Br)c1
Answer: c. Nc1cc(Br)c(N)c(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#}
Nc1cc(Br)c(N)c(Br)c1
Nc1cc(Br)c(N)c(Br)c1
[N][C][=C][C][Branch1][C][Br][=C][Branch1][C][N][C][Branch1][C][Br][=C][Ring1][=Branch2]
2,6-dibromobenzene-1,4-diamine