Task: Answer the multiple choice question.
Question: Which compound exhibits a 14.786\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCOc1ccc(S(=O)(=O)N(CC(=O)NCc2cccnc2)c2ccc(F)cc2)cc1
[b] S=c1[nH]c(-c2ccccc2)cn1-c1ccccc1
Answer: b. S=c1[nH]c(-c2ccccc2)cn1-c1ccccc1
{#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#}
S=c1[nH]c(-c2ccccc2)cn1-c1ccccc1
S=c1[nH]c(-c2ccccc2)cn1-c1ccccc1
3,5-diphenyl-1H-imidazole-2-thione