Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 9.311\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) COc1ccc2[nH]c(=S)[nH]c2c1
b.) Cc1cc(N2CCOCC2)n2nc(C)c(-c3ccccc3)c2n1
Answer: a. COc1ccc2[nH]c(=S)[nH]c2c1
{#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#}
COc1ccc2[nH]c(=S)[nH]c2c1
COc1ccc2[nH]c(=S)[nH]c2c1
5-methoxy-1,3-dihydrobenzimidazole-2-thione