Task: Answer the multiple choice question.
Question: Which compound exhibits a 21.965\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(CC(C(=O)O)C1CCCO1)NCCc1ccc2c(c1)OCO2
b: CCC(=O)Nc1cccc(SC)c1
Answer: b. CCC(=O)Nc1cccc(SC)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#}
CCC(=O)Nc1cccc(SC)c1
CCC(=O)Nc1cccc(SC)c1
N-(3-methylsulfanylphenyl)propanamide