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 O=CN1CCN(CC(O)Cn2c3ccccc3c3ccccc32)CC1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. -2.208
b. 3.106
c. 13.234
d. 4.365
e. 6.426
Answer: a. -2.208\%.
{#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}.
O=CN1CCN(CC(O)Cn2c3ccccc3c3ccccc32)CC1
O=CN1CCN(CC(O)Cn2c3ccccc3c3ccccc32)CC1
4-(3-carbazol-9-yl-2-hydroxypropyl)piperazine-1-carbaldehyde