Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 13.099\% 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] NNC(=S)Nc1c(Br)cc(F)cc1Br
[b] O=S(=O)(N/N=C/c1ccc2c(c1)OCCO2)c1ccc(Cl)cc1
Answer: a. NNC(=S)Nc1c(Br)cc(F)cc1Br
{#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#}
NNC(=S)Nc1c(Br)cc(F)cc1Br
NNC(=S)Nc1c(Br)cc(F)cc1Br
1-amino-3-(2,6-dibromo-4-fluorophenyl)thiourea