Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 19.932\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1ccccc1C#N
b: Cc1ccc2c(c1)C1CN(C)CCC1N2CC(=O)N(C)c1ccccc1
Answer: a. Cc1ccccc1C#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#}
Cc1ccccc1C#N
Cc1ccccc1C#N
2-methylbenzonitrile