Task: Answer the multiple choice question.
Query: Which compound exhibits a 15.419\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: Cc1csc(NC(=O)CSc2ccc3nnc(-c4ccncc4)n3n2)n1
b: CC(C)(C)C(=O)N1CCN(C(=O)c2ccco2)CC1
Answer: b. CC(C)(C)C(=O)N1CCN(C(=O)c2ccco2)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#}
CC(C)(C)C(=O)N1CCN(C(=O)c2ccco2)CC1
CC(C)(C)C(=O)N1CCN(C(=O)c2ccco2)CC1
1-[4-(furan-2-carbonyl)piperazin-1-yl]-2,2-dimethylpropan-1-one