Problem statement: Answer the multiple-choice question.
Query: Which compound has a -1.381\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) O=C(CSc1nccc(=O)[nH]1)c1ccco1
b.) COc1ccc(-c2sc3cc4c(cc3c2C#CC2(N)CCCCC2)OCO4)cc1
Answer: a. O=C(CSc1nccc(=O)[nH]1)c1ccco1
{#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(CSc1nccc(=O)[nH]1)c1ccco1
O=C(CSc1nccc(=O)[nH]1)c1ccco1
2-[2-(furan-2-yl)-2-oxoethyl]sulfanyl-1H-pyrimidin-6-one