Task: Answer the multiple choice question.
Query: What is the hERG inhibition at a concentration of 10uM of a drug with the SMILES CCn1c2ccccc2n2c(=O)c(=O)n(CC(=O)N3CCN(c4ccccc4OC)CC3)nc12?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] 20.997
[b] 15.092
[c] 14.721
[d] 4.960
[e] 21.068
Answer: d. 4.960%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_10uM__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_10uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_10uM#}{herg_central_at_10uM__units}.
CCn1c2ccccc2n2c(=O)c(=O)n(CC(=O)N3CCN(c4ccccc4OC)CC3)nc12
CCn1c2ccccc2n2c(=O)c(=O)n(CC(=O)N3CCN(c4ccccc4OC)CC3)nc12
10-ethyl-2-[2-[4-(2-methoxyphenyl)piperazin-1-yl]-2-oxoethyl]-[1,2,4]triazino[4,3-a]benzimidazole-3,4-dione