Problem statement: Answer the multiple choice question.
Question: Which compound has a -2.272\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCC(=O)Nc1cccc(SC)c1
[b] CN(Cc1ccsc1)C(=O)Cn1cc(Br)ccc1=O
Answer: b. CN(Cc1ccsc1)C(=O)Cn1cc(Br)ccc1=O
{#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#}
CN(Cc1ccsc1)C(=O)Cn1cc(Br)ccc1=O
CN(Cc1ccsc1)C(=O)Cn1cc(Br)ccc1=O
2-(5-bromo-2-oxopyridin-1-yl)-N-methyl-N-(thiophen-3-ylmethyl)acetamide