Problem statement: Answer the multiple-choice question.
Question: Which compound has a -7.647\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCc1c(C)[nH]c2ccccc2c1=O
[b] Cc1cc(=O)oc2cc(NC(=O)c3ccc(OC(F)F)cc3)ccc12
Answer: a. CCc1c(C)[nH]c2ccccc2c1=O
{#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#}
CCc1c(C)[nH]c2ccccc2c1=O
CCc1c(C)[nH]c2ccccc2c1=O
3-ethyl-2-methyl-1H-quinolin-4-one