Task: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES O=C(CCn1c2c(c3ccccc31)CCCC2)NNC(=O)c1ccc(Cl)c([N+](=O)[O-])c1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a: -16.851
b: 11.999
c: 10.556
d: -5.092
Answer: d. -5.092\%.
{#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)c1ccc(Cl)c([N+](=O)[O-])c1
O=C(CCn1c2c(c3ccccc31)CCCC2)NNC(=O)c1ccc(Cl)c([N+](=O)[O-])c1
4-chloro-3-nitro-N'-[3-(1,2,3,4-tetrahydrocarbazol-9-yl)propanoyl]benzohydrazide