Task: Answer the MCQ question.
Query: Which drug exhibits a -0.225\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] Clc1cccc(Cl)c1C1N2CCCN12
[b] CCOC(=O)C(C)(C)C(=O)C(C)(C)C(O)c1ccccn1
[c] CCn1c(CSc2nc3ccccc3s2)nnc1SCC(=O)c1ccc(O)cc1O
Answer: b. CCOC(=O)C(C)(C)C(=O)C(C)(C)C(O)c1ccccn1
{#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)C(C)(C)C(=O)C(C)(C)C(O)c1ccccn1
CCOC(=O)C(C)(C)C(=O)C(C)(C)C(O)c1ccccn1
ethyl 5-hydroxy-2,2,4,4-tetramethyl-3-oxo-5-pyridin-2-ylpentanoate