Problem statement: Answer the MCQ question.
Question: Which drug has a -0.105\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOC(=O)C1CCCCN1Cc1ccc(F)c(Br)c1
(b) CCC1Sc2ccc(S(=O)(=O)CCC(=O)NC3CCCCCC3)cc2NC1=O
Answer: a. CCOC(=O)C1CCCCN1Cc1ccc(F)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#}
CCOC(=O)C1CCCCN1Cc1ccc(F)c(Br)c1
CCOC(=O)C1CCCCN1Cc1ccc(F)c(Br)c1
ethyl 1-[(3-bromo-4-fluorophenyl)methyl]piperidine-2-carboxylate