Task: Answer the multiple-choice question.
Question: Which compound exhibits a 6.547% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccccc1C(=O)NC(=O)COC(=O)c1ccc([N+](=O)[O-])cc1
(b) Cc1c(N2C(=O)c3cccc4cccc(c34)C2=O)cnn1C
Answer: b. Cc1c(N2C(=O)c3cccc4cccc(c34)C2=O)cnn1C
{#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#}
Cc1c(N2C(=O)c3cccc4cccc(c34)C2=O)cnn1C
Cc1c(N2C(=O)c3cccc4cccc(c34)C2=O)cnn1C
2-(1,5-dimethylpyrazol-4-yl)benzo[de]isoquinoline-1,3-dione