Task: Answer the multiple-choice question.
Question: Which compound exhibits a -20.222\% 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] CCCCN(C)CCCNC(=O)c1cc(-c2cccnc2)nc2ccccc12
[b] CN(C)S(=O)(=O)c1ccc(C(=O)NCC(c2cccs2)N2CCOCC2)cc1
Answer: a. CCCCN(C)CCCNC(=O)c1cc(-c2cccnc2)nc2ccccc12
{#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#}
CCCCN(C)CCCNC(=O)c1cc(-c2cccnc2)nc2ccccc12
CCCCN(C)CCCNC(=O)c1cc(-c2cccnc2)nc2ccccc12
N-[3-[butyl(methyl)amino]propyl]-2-pyridin-3-ylquinoline-4-carboxamide