Task: Answer the multiple choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES Cc1nc2c(C(=O)NCCc3ccccc3)c[nH]n2c(=O)c1Cl?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
(a) 2.639
(b) 4.335
(c) 6.918
Answer: a. 2.639\%.
{#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}.
Cc1nc2c(C(=O)NCCc3ccccc3)c[nH]n2c(=O)c1Cl
Cc1nc2c(C(=O)NCCc3ccccc3)c[nH]n2c(=O)c1Cl
6-chloro-5-methyl-7-oxo-N-(2-phenylethyl)-1H-pyrazolo[1,5-a]pyrimidine-3-carboxamide