Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a compound with the SMILES O=C(O)Cn1ncc2ccccc2c1=O?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) 19.174
(b) 1.126
(c) 2.589
(d) -8.447
Answer: a. 19.174%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_10uM__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_10uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_10uM#}{herg_central_at_10uM__units}.
O=C(O)Cn1ncc2ccccc2c1=O
O=C(O)Cn1ncc2ccccc2c1=O
2-(2-hydroxy-2-oxoethyl)phthalazin-1-one