Task: Answer the multiple choice question.
Question: Which drug exhibits a 4.232\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCCC(=O)Nc1nc2n(n1)C(c1ccccc1)CC(=O)N2
b. COc1ccc2c(c1)c(C(O)CN1CCC(Cc3ccccc3)CC1)c(C)n2C
Answer: a. CCCC(=O)Nc1nc2n(n1)C(c1ccccc1)CC(=O)N2
{#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(=O)Nc1nc2n(n1)C(c1ccccc1)CC(=O)N2
CCCC(=O)Nc1nc2n(n1)C(c1ccccc1)CC(=O)N2
N-(5-oxo-7-phenyl-6,7-dihydro-4H-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)butanamide