Task: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=c1[nH]ncc2c3ccccc3n(Cc3cccc(Cl)c3)c12?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
(a) 6.647
(b) 7.243
Answer: b. 7.243\%.
{#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=c1[nH]ncc2c3ccccc3n(Cc3cccc(Cl)c3)c12
O=c1[nH]ncc2c3ccccc3n(Cc3cccc(Cl)c3)c12
5-[(3-chlorophenyl)methyl]-3H-pyridazino[4,5-b]indol-4-one