Task: Answer the MCQ question.
Question: Which compound exhibits a 6.237\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Cc1ccccc1C(=O)NNC(=O)C1CCN(c2ncccn2)CC1
[b] O=C(NCc1ccc(F)cc1)c1cnc2sccn2c1=O
Answer: b. O=C(NCc1ccc(F)cc1)c1cnc2sccn2c1=O
{#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#}
O=C(NCc1ccc(F)cc1)c1cnc2sccn2c1=O
O=C(NCc1ccc(F)cc1)c1cnc2sccn2c1=O
N-[(4-fluorophenyl)methyl]-5-oxo-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxamide