Problem statement: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES O=C(CCn1c2c(c3ccccc31)CCCC2)NNC(=O)c1ccccc1[N+](=O)[O-]?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] 22.592
[b] -0.313
[c] 5.881
[d] 3.260
[e] 8.691
Answer: b. -0.313\%.
{#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=C(CCn1c2c(c3ccccc31)CCCC2)NNC(=O)c1ccccc1[N+](=O)[O-]
O=C(CCn1c2c(c3ccccc31)CCCC2)NNC(=O)c1ccccc1[N+](=O)[O-]
2-nitro-N'-[3-(1,2,3,4-tetrahydrocarbazol-9-yl)propanoyl]benzohydrazide