Task: Answer the MCQ question.
Query: Which compound exhibits a 8.854\% human ether-à-go-go related gene (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] CC(=O)NNC(=O)c1sc(=S)n(C)c1C
[b] COc1cccc(NC(=O)CN(C)C(=O)C2CC(=O)N(c3ccc4c(c3)OCCO4)C2)c1
Answer: a. CC(=O)NNC(=O)c1sc(=S)n(C)c1C
{#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#}
CC(=O)NNC(=O)c1sc(=S)n(C)c1C
CC(=O)NNC(=O)c1sc(=S)n(C)c1C
N'-acetyl-3,4-dimethyl-2-sulfanylidene-1,3-thiazole-5-carbohydrazide