Task: Answer the multiple choice question.
Query: Which drug exhibits a 12.690\% 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: CSc1ccccc1C(=O)N1CCN(c2cccc(Cl)c2)CC1
b: CC(C)C(=O)Nc1ccc(N2CCN(c3ccc(F)cc3)CC2)cc1
Answer: b. CC(C)C(=O)Nc1ccc(N2CCN(c3ccc(F)cc3)CC2)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#}
N-[4-[4-(4-fluorophenyl)piperazin-1-yl]phenyl]-2-methylpropanamide