Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 7.396\% 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: COc1ccc(N/C=C/C(=O)c2ccc3c(c2)OCO3)cc1OC
b: CCCCCCCCS(=O)C1CS(=O)(=O)CC1O
Answer: b. CCCCCCCCS(=O)C1CS(=O)(=O)CC1O
{#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#}
CCCCCCCCS(=O)C1CS(=O)(=O)CC1O
CCCCCCCCS(=O)C1CS(=O)(=O)CC1O
4-octylsulfinyl-1,1-dioxothiolan-3-ol