Task: Answer the multiple choice question.
Question: Which compound has a 4.481\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] Brc1ccc(OCc2nc(-c3ccccn3)n[nH]2)cc1
[b] Cl.NC1=NC(c2ccccc2C(F)(F)F)N(c2ccc(F)c(Cl)c2)C(N)=N1
[c] COc1nccc(C(F)(F)F)c1C(=O)Nc1ccc(Cl)cc1
[d] S=C(N=Nc1ccccc1)NNc1ccccc1
[e] Nc1cc(-c2ccccc2)nn1S(=O)(=O)c1ccc(Br)cc1
Answer: a. Brc1ccc(OCc2nc(-c3ccccn3)n[nH]2)cc1
{#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#}
Brc1ccc(OCc2nc(-c3ccccn3)n[nH]2)cc1
Brc1ccc(OCc2nc(-c3ccccn3)n[nH]2)cc1
2-[5-[(4-bromophenoxy)methyl]-1H-1,2,4-triazol-3-yl]pyridine