Task: Answer the multiple choice question.
Query: Which compound exhibits a 4.951% 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: Br.c1ccc(NC2=NCCCS2)cc1
b: CN(C)S(=O)(=O)c1ccc(N2CCCC2)c(C(=O)Nc2nc3c(ccc4ccccc43)s2)c1
Answer: a. Br.c1ccc(NC2=NCCCS2)cc1
{#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#}
Br.c1ccc(NC2=NCCCS2)cc1
Br.c1ccc(NC2=NCCCS2)cc1
N-phenyl-5,6-dihydro-4H-1,3-thiazin-2-amine;hydrobromide