Task: Answer the MCQ question.
Query: Which drug exhibits a 12.917\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1cccc(C(=O)COC(=O)CCC(=O)c2ccccc2)c1
(b) Cc1ccc(C#CC[N+]2(CC#Cc3ccc(C)cc3)CCCCC2)cc1.[Br-]
Answer: a. COc1cccc(C(=O)COC(=O)CCC(=O)c2ccccc2)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#}
COc1cccc(C(=O)COC(=O)CCC(=O)c2ccccc2)c1
COc1cccc(C(=O)COC(=O)CCC(=O)c2ccccc2)c1
[2-(3-methoxyphenyl)-2-oxoethyl] 4-oxo-4-phenylbutanoate