Task: Answer the multiple choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES Br.CCCCN1C2=NCCCN2c2ccccc21?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. 7.460
b. 9.673
c. 9.052
d. 2.381
e. -6.428
Answer: e. -6.428\%.
{#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.CCCCN1C2=NCCCN2c2ccccc21
Br.CCCCN1C2=NCCCN2c2ccccc21
10-butyl-3,4-dihydro-2H-pyrimido[1,2-a]benzimidazole;hydrobromide