Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 15.581\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCCC(C)C(=O)OCC(=O)Nc1ccc(Br)cc1
b) Cc1ccc(CC(CC(=O)O)C(=O)NCC23CC4CC(CC(C4)C2)C3)cc1
Answer: a. CCCC(C)C(=O)OCC(=O)Nc1ccc(Br)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#}
CCCC(C)C(=O)OCC(=O)Nc1ccc(Br)cc1
CCCC(C)C(=O)OCC(=O)Nc1ccc(Br)cc1
[2-(4-bromoanilino)-2-oxoethyl]2-methylpentanoate