Task: Answer the MCQ question.
Query: Which drug has a 8.375\% 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 additional words.
Options:
a. COc1cc(C#N)ccc1OCC(=O)NCCC1=CCCCC1
b. COc1ccc(-c2cc(C(F)(F)F)nc(SCC(=O)NCc3cnn(C)c3C)n2)cc1OC
Answer: a. COc1cc(C#N)ccc1OCC(=O)NCCC1=CCCCC1
{#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#}
COc1cc(C#N)ccc1OCC(=O)NCCC1=CCCCC1
COc1cc(C#N)ccc1OCC(=O)NCCC1=CCCCC1
2-(4-cyano-2-methoxyphenoxy)-N-[2-(cyclohexen-1-yl)ethyl]acetamide