Task: Answer the MCQ question.
Question: Which compound exhibits a 14.385\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCn1c(=S)sc2nc(C)sc21
b. COc1ccc(NC(=O)c2ccc(NC(=O)C(C)C)cc2)c([N+](=O)[O-])c1
Answer: a. CCn1c(=S)sc2nc(C)sc21
{#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(=S)sc2nc(C)sc21
CCn1c(=S)sc2nc(C)sc21
6-ethyl-2-methyl-[1,3]thiazolo[5,4-d][1,3]thiazole-5-thione