Problem statement: Answer the multiple-choice question.
Query: Which drug has a 15.267% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: Cc1ccc(NC(=O)NC2CC(=O)N(c3ccc4c(c3)OCCO4)C2)c(C)c1
b: O=c1ncc(F)c[nH]1
Answer: b. O=c1ncc(F)c[nH]1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=c1ncc(F)c[nH]1
O=c1ncc(F)c[nH]1
5-fluoro-1H-pyrimidin-2-one