Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a compound with the SMILES O=C(c1cccn2c(=O)c3ccccc3nc12)N1CCN(c2ccccn2)CC1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
[a] 11.634
[b] -33.334
[c] 11.893
Answer: b. -33.334\%.
{#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}.
6-(1-pyridin-2-ylpiperazine-4-carbonyl)pyrido[2,1-b]quinazolin-11-one