Task: Answer the multiple-choice question.
Question: Which drug exhibits a 1.961\% 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: C/C(=N\NC(=O)CC(C)C)c1ccc(N2CCCCC2)cc1
b: O=C(c1ccccc1)N1CCN(C(=O)C2CC2)CC1
Answer: a. C/C(=N\NC(=O)CC(C)C)c1ccc(N2CCCCC2)cc1
{#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#}
C/C(=N\NC(=O)CC(C)C)c1ccc(N2CCCCC2)cc1
C/C(=N\NC(=O)CC(C)C)c1ccc(N2CCCCC2)cc1
3-methyl-N-[(E)-1-(4-piperidin-1-ylphenyl)ethylideneamino]butanamide