Task: Answer the multiple-choice question.
Question: Which compound exhibits a 12.168\% 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 Nc1nc(-c2ccccc2)c(-c2ccccc2)s1
b COCCNC(=O)c1nc2c(nnn2Cc2cc(C)ccc2C)c(=O)[nH]1
Answer: a. Nc1nc(-c2ccccc2)c(-c2ccccc2)s1
{#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#}
Nc1nc(-c2ccccc2)c(-c2ccccc2)s1
Nc1nc(-c2ccccc2)c(-c2ccccc2)s1
4,5-diphenyl-1,3-thiazol-2-amine