Task: Answer the multiple-choice question.
Question: Which compound exhibits a 5.315\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a Br.Clc1ccccc1CNCC1CCCO1
b CCn1c2ccccc2c2cc(C3C(C#N)=C(N)Oc4n[nH]c(COC)c43)ccc21
c Cc1nc2ccc(NC(=O)N(C(C)C)C(C)C)cc2s1
Answer: a. Br.Clc1ccccc1CNCC1CCCO1
{#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#}
Br.Clc1ccccc1CNCC1CCCO1
Br.Clc1ccccc1CNCC1CCCO1
N-[(2-chlorophenyl)methyl]-1-(oxolan-2-yl)methanamine;hydrobromide