Problem statement: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a compound with the SMILES CCOc1ccccc1C(=O)Nc1ccc2nc(N3CCN(c4ncccn4)CC3)cc(C)c2c1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
[a] 12.704
[b] 20.283
[c] 11.000
[d] 4.476
Answer: d. 4.476\%.
{#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}.
2-ethoxy-N-[4-methyl-2-(4-pyrimidin-2-ylpiperazin-1-yl)quinolin-6-yl]benzamide