Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 2.502% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) COc1cc(/C=N/NC(N)=S)ccc1OCc1ccc(C)cc1
b) CCCC1Cc2c(sc(N)c2C#N)CO1
c) Cc1ccc(OCCCC(=O)ON=C(N)c2ccccc2C)cc1
Answer: b. CCCC1Cc2c(sc(N)c2C#N)CO1
{#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#}
CCCC1Cc2c(sc(N)c2C#N)CO1
CCCC1Cc2c(sc(N)c2C#N)CO1
2-amino-5-propyl-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carbonitrile