Problem statement: Answer the MCQ question.
Query: Which drug has a -11.586\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Brc1ccc(OCCCCN2CCCCC2)cc1
(b) COc1ccccc1NC(=O)NC1CC(=O)N(c2ccc3c(c2)OCCO3)C1
Answer: a. Brc1ccc(OCCCCN2CCCCC2)cc1
{#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#}
Brc1ccc(OCCCCN2CCCCC2)cc1
Brc1ccc(OCCCCN2CCCCC2)cc1
1-[4-(4-bromophenoxy)butyl]piperidine