Task: Answer the MCQ question.
Question: Which drug exhibits a 13.109\% 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: CCN(C(=O)c1ccco1)C1C2CC3CC(C2)CC1C3
b: C/C(=N/Nc1nc(-c2ccccc2)cc(-c2ccc(F)cc2)n1)c1cccc(N)c1
Answer: a. CCN(C(=O)c1ccco1)C1C2CC3CC(C2)CC1C3
{#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#}
N-(2-adamantyl)-N-ethylfuran-2-carboxamide