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 CC(C)Cn1cc(C(=O)N2CCN(c3ccccn3)CC2)c2c3ccccc3n(C)c2c1=O?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] 0.523
[b] -66.506
[c] -7.778
[d] 5.528
Answer: a. 0.523\%.
{#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}.
9-methyl-2-(2-methylpropyl)-4-(4-pyridin-2-ylpiperazine-1-carbonyl)pyrido[3,4-b]indol-1-one