Problem statement: Answer the MCQ question.
Question: Which compound exhibits a -12.771% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=C(CSCc1ccc(Br)cc1)NCCc1ccccc1
[b] Cc1ccc(C(=O)c2cnc3cc4c(cc3c2S(=O)(=O)c2ccccc2)OCCO4)cc1
Answer: a. O=C(CSCc1ccc(Br)cc1)NCCc1ccccc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(CSCc1ccc(Br)cc1)NCCc1ccccc1
O=C(CSCc1ccc(Br)cc1)NCCc1ccccc1
2-[(4-bromophenyl)methylsulfanyl]-N-(2-phenylethyl)acetamide