Task: Answer the MCQ question.
Question: Which drug exhibits a 8.392\% 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) CCCCCNc1nc(NCCCO)c(C#N)c2c1CN(C)CC2
(b) CC1CC(C)CN(C(=O)c2cccc3c2-c2ccccc2C3=O)C1
Answer: b. CC1CC(C)CN(C(=O)c2cccc3c2-c2ccccc2C3=O)C1
{#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#}
CC1CC(C)CN(C(=O)c2cccc3c2-c2ccccc2C3=O)C1
CC1CC(C)CN(C(=O)c2cccc3c2-c2ccccc2C3=O)C1
4-(3,5-dimethylpiperidine-1-carbonyl)fluoren-9-one