Task: Answer the multiple-choice question.
Query: Which drug exhibits a -1.565% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] Cc1ccc2c(c1)c(C)c(C)n2CC(O)Cn1nc(C)c(Br)c1C
[b] CCOC(=O)c1cc2cc3ccccc3cc2oc1=O
[c] CCOC(=O)c1c(C)[nH]c(C(=O)CSc2ccccc2)c1C
Answer: b. CCOC(=O)c1cc2cc3ccccc3cc2oc1=O
{#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#}
CCOC(=O)c1cc2cc3ccccc3cc2oc1=O
CCOC(=O)c1cc2cc3ccccc3cc2oc1=O
ethyl 2-oxobenzo[g]chromene-3-carboxylate