Task: 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 O=C1Oc2ccccc2C(=O)/C1=C\N1CCN(c2ccccc2)CC1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a: 13.041
b: 5.418
c: 4.457
Answer: b. 5.418\%.
{#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}.
O=C1Oc2ccccc2C(=O)/C1=C\N1CCN(c2ccccc2)CC1
O=C1Oc2ccccc2C(=O)/C1=C\N1CCN(c2ccccc2)CC1
(3E)-3-[(4-phenylpiperazin-1-yl)methylidene]chromene-2,4-dione