Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 15.859% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=c1cc(O)n(-c2ccc(F)cc2)c(=S)[nH]1
b. Brc1ccc2[nH]c3c(c2c1)CCC3
Answer: b. Brc1ccc2[nH]c3c(c2c1)CCC3
{#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#}
Brc1ccc2[nH]c3c(c2c1)CCC3
Brc1ccc2[nH]c3c(c2c1)CCC3
7-bromo-1,2,3,4-tetrahydrocyclopenta[b]indole