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 O=C(Nc1cnccn1)c1ccncc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a. 12.507
b. 8.038
c. -8.032
d. 10.240
Answer: c. -8.032\%.
{#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(Nc1cnccn1)c1ccncc1
O=C(Nc1cnccn1)c1ccncc1
N-pyrazin-2-ylpyridine-4-carboxamide