Task: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES Br.O=C(Cn1c(NCCCO)nc2ccccc21)c1ccc(Br)cc1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: -3.545
b: 8.742
c: 3.022
d: -4.061
e: 22.503
Answer: c. 3.022\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
Br.O=C(Cn1c(NCCCO)nc2ccccc21)c1ccc(Br)cc1
Br.O=C(Cn1c(NCCCO)nc2ccccc21)c1ccc(Br)cc1
1-(4-bromophenyl)-2-[2-(3-hydroxypropylamino)benzimidazol-1-yl]ethanone;hydrobromide