Problem statement: Answer the multiple choice question.
Query: Which drug has a 6.966\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: Cn1c(OCc2cccnc2)nc2c1c(=O)n(Cc1ccccc1)c(=O)n2C
b: COC(=O)CCC(=O)NNC(=O)c1cccc(Br)c1
c: CCOC(=O)C1CCc2sc(N)c(C#N)c21
Answer: c. CCOC(=O)C1CCc2sc(N)c(C#N)c21
{#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#}
CCOC(=O)C1CCc2sc(N)c(C#N)c21
CCOC(=O)C1CCc2sc(N)c(C#N)c21
ethyl 2-amino-3-cyano-5,6-dihydro-4H-cyclopenta[b]thiophene-4-carboxylate