Task: Answer the multiple choice question.
Query: Which drug exhibits a 5.357\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1c(C(=O)N/N=C/c2ccc(O)c(Br)c2)sc(N)c1C#N
b: CCn1nnnc1SCC(=O)c1ccc(C)cc1
Answer: a. Cc1c(C(=O)N/N=C/c2ccc(O)c(Br)c2)sc(N)c1C#N
{#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#}
5-amino-N-[(E)-(3-bromo-4-hydroxyphenyl)methylideneamino]-4-cyano-3-methylthiophene-2-carboxamide