Problem statement: Answer the MCQ question.
Question: Which drug has a 4.536\% 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: Cc1nc2ccccc2n1CC(=O)NCCN1CCOCC1
b: CCCC(C)C(=O)Nc1cccc(NC(C)=O)c1
Answer: b. CCCC(C)C(=O)Nc1cccc(NC(C)=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#}
CCCC(C)C(=O)Nc1cccc(NC(C)=O)c1
CCCC(C)C(=O)Nc1cccc(NC(C)=O)c1
N-[3-(acetylamino)phenyl]-2-methylpentanamide