Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES CCn1cc(C(=O)NCc2ccccc2)c2ccccc21?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] -4.645
[b] 5.610
[c] 18.828
[d] 4.064
[e] 1.907
Answer: c. 18.828\%.
{#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}.
CCn1cc(C(=O)NCc2ccccc2)c2ccccc21
CCn1cc(C(=O)NCc2ccccc2)c2ccccc21
N-benzyl-1-ethylindole-3-carboxamide