Task: Answer the multiple-choice question.
Query: Which drug exhibits a 4.559% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CC(=O)n1c2ccccc2c2ccccc21
b. Cc1cc(F)ccc1NC(=O)C(C)n1c2ccccc2c2nc(=O)cc(C)n21
Answer: a. CC(=O)n1c2ccccc2c2ccccc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC(=O)n1c2ccccc2c2ccccc21
CC(=O)n1c2ccccc2c2ccccc21
1-carbazol-9-ylethanone