Problem statement: Answer the multiple-choice question.
Question: Which compound has a -0.072\% human ether-à-go-go related gene (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) CCOC(=O)CC(=O)c1cc(OC)c(OC)c(OC)c1
(b) COc1ccc(Nc2oc(COc3ccc(C)cc3)nc2C#N)cc1
(c) CCC(=O)c1cc2c(cc1NC(=O)c1cccs1)OCCO2
Answer: a. CCOC(=O)CC(=O)c1cc(OC)c(OC)c(OC)c1
{#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 3-oxo-3-(3,4,5-trimethoxyphenyl)propanoate