Problem statement: Answer the multiple-choice question.
Query: Which drug has a -17.800\% 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 Cc1ccc(C)n1-c1ccc(C#N)cn1
b O=C1c2ccccc2C(=O)N1Cc1ccco1
Answer: a. Cc1ccc(C)n1-c1ccc(C#N)cn1
{#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#}
Cc1ccc(C)n1-c1ccc(C#N)cn1
Cc1ccc(C)n1-c1ccc(C#N)cn1
6-(2,5-dimethylpyrrol-1-yl)pyridine-3-carbonitrile