Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES C=CCNc1nc(Cl)ncc1F?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
a: -19.259
b: 2.313
Answer: b. 2.313\%.
{#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}.
C=CCNc1nc(Cl)ncc1F
C=CCNc1nc(Cl)ncc1F
2-chloro-5-fluoro-N-prop-2-enylpyrimidin-4-amine