Task: Answer the MCQ question.
Question: Which compound has a -2.044\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Fc1ccc(Cc2nnc(-c3cccs3)o2)cc1
[b] Cc1ccc2nc(-c3ccc(N4C(=O)CC(N5CCN(CCO)CC5)C4=O)cc3)sc2c1
Answer: a. Fc1ccc(Cc2nnc(-c3cccs3)o2)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#}
Fc1ccc(Cc2nnc(-c3cccs3)o2)cc1
Fc1ccc(Cc2nnc(-c3cccs3)o2)cc1
2-[(4-fluorophenyl)methyl]-5-thiophen-2-yl-1,3,4-oxadiazole