Problem statement: Answer the MCQ question.
Question: Which compound has a -14.000\% 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] Cc1cc(C)n(-c2nc3ccccc3n3cnnc23)n1
[b] CCOC(=O)C1CCCCN1C(=O)CCc1c(C)nc2cc(-c3ccccc3)nn2c1C
Answer: b. CCOC(=O)C1CCCCN1C(=O)CCc1c(C)nc2cc(-c3ccccc3)nn2c1C
{#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#}
ethyl 1-[3-(5,7-dimethyl-2-phenylpyrazolo[1,5-a]pyrimidin-6-yl)propanoyl]piperidine-2-carboxylate