Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES COc1ccc2oc(=O)cc(CN3CCN(Cc4ccc(OC)c(OC)c4OC)CC3)c2c1?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
a) -2.046
b) 5.253
Answer: a. -2.046\%.
{#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}.
COc1ccc2oc(=O)cc(CN3CCN(Cc4ccc(OC)c(OC)c4OC)CC3)c2c1
COc1ccc2oc(=O)cc(CN3CCN(Cc4ccc(OC)c(OC)c4OC)CC3)c2c1
6-methoxy-4-[[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]methyl]chromen-2-one