Task: Answer the MCQ question.
Question: Which drug has a 6.749\% 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.) CC(=O)c1c(C)[nH]c(C(=O)NCc2ccccc2F)c1C
b.) Cn1cccc1C(C#N)c1cccc(F)c1C#N
Answer: b. Cn1cccc1C(C#N)c1cccc(F)c1C#N
{#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#}
Cn1cccc1C(C#N)c1cccc(F)c1C#N
Cn1cccc1C(C#N)c1cccc(F)c1C#N
2-[cyano-(1-methylpyrrol-2-yl)methyl]-6-fluorobenzonitrile