Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES COc1cc2[nH]c(=O)n(CCCCCC(=O)N3CCN(c4ccccc4)CC3)c(=O)c2cc1OC?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
a 7.573
b 4.213
Answer: a. 7.573\%.
{#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}.
COc1cc2[nH]c(=O)n(CCCCCC(=O)N3CCN(c4ccccc4)CC3)c(=O)c2cc1OC
COc1cc2[nH]c(=O)n(CCCCCC(=O)N3CCN(c4ccccc4)CC3)c(=O)c2cc1OC
6,7-dimethoxy-3-[6-oxo-6-(4-phenylpiperazin-1-yl)hexyl]-1H-quinazoline-2,4-dione