Task: Answer the multiple-choice question.
Question: Which compound has a -3.321\% 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: Cc1sc(/C=C2\C(=O)ON=C2c2ccccc2)cc1Br
b: COC(=O)c1ccc(S(N)(=O)=O)o1
Answer: b. COC(=O)c1ccc(S(N)(=O)=O)o1
{#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#}
COC(=O)c1ccc(S(N)(=O)=O)o1
COC(=O)c1ccc(S(N)(=O)=O)o1
methyl 5-sulfamoylfuran-2-carboxylate