Task: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES O=C(Nc1ncc2c(n1)-c1ccccc1OC2)c1ccc(Cl)cc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a 13.375
b -4.358
c -12.420
d 10.657
Answer: d. 10.657\%.
{#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=C(Nc1ncc2c(n1)-c1ccccc1OC2)c1ccc(Cl)cc1
O=C(Nc1ncc2c(n1)-c1ccccc1OC2)c1ccc(Cl)cc1
4-chloro-N-(5H-chromeno[4,3-d]pyrimidin-2-yl)benzamide