Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES O=C(Cn1ncc2c([nH]c3ccccc32)c1=O)N1CCN(c2ccccc2F)CC1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
[a] 10.650
[b] -0.183
[c] 2.267
[d] 7.322
Answer: c. 2.267\%.
{#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(Cn1ncc2c([nH]c3ccccc32)c1=O)N1CCN(c2ccccc2F)CC1
O=C(Cn1ncc2c([nH]c3ccccc32)c1=O)N1CCN(c2ccccc2F)CC1
3-[2-[4-(2-fluorophenyl)piperazin-1-yl]-2-oxoethyl]-5H-pyridazino[4,5-b]indol-4-one