Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 4.323\% 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] Cn1cc(SCC(N)=O)c2ccccc21
[b] O=C(CCl)NN1C(=O)NC(c2ccccc2)(c2ccccc2)C1=O
Answer: a. Cn1cc(SCC(N)=O)c2ccccc21
{#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#}
Cn1cc(SCC(N)=O)c2ccccc21
Cn1cc(SCC(N)=O)c2ccccc21
2-(1-methylindol-3-yl)sulfanylacetamide