Problem statement: Answer the multiple-choice question.
Question: Which compound has a 28.879\% 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. COc1ccccc1-c1nc2cc3ccccc3cc2nc1-c1ccccc1OC
b. CCn1c(C)c(CS(=O)(=O)c2ccccc2)[nH]c1=O
Answer: b. CCn1c(C)c(CS(=O)(=O)c2ccccc2)[nH]c1=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#}
CCn1c(C)c(CS(=O)(=O)c2ccccc2)[nH]c1=O
CCn1c(C)c(CS(=O)(=O)c2ccccc2)[nH]c1=O
5-(benzenesulfonylmethyl)-3-ethyl-4-methyl-1H-imidazol-2-one