Problem statement: Answer the MCQ question.
Question: Which drug has a 17.866\% 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 CC(c1ccccc1)n1c(CO)nc2ccccc21
b O=C(Nc1nc2cc3c(cc2s1)OCO3)C1=COCCO1
Answer: a. CC(c1ccccc1)n1c(CO)nc2ccccc21
{#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#}
CC(c1ccccc1)n1c(CO)nc2ccccc21
CC(c1ccccc1)n1c(CO)nc2ccccc21
[1-(1-phenylethyl)benzimidazol-2-yl]methanol