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 CC(OC(=O)Cc1n[nH]c(=O)c2ccccc12)C(=O)Nc1ccc(Cl)cn1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] 9.198
[b] 4.575
[c] 0.491
[d] 20.216
[e] 5.544
Answer: c. 0.491\%.
{#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}.
CC(OC(=O)Cc1n[nH]c(=O)c2ccccc12)C(=O)Nc1ccc(Cl)cn1
CC(OC(=O)Cc1n[nH]c(=O)c2ccccc12)C(=O)Nc1ccc(Cl)cn1
[1-[(5-chloropyridin-2-yl)amino]-1-oxopropan-2-yl] 2-(4-oxo-3H-phthalazin-1-yl)acetate