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 drug with the SMILES COc1cccc(C2c3c(oc4ccccc4c3=O)C(=O)N2Cc2ccco2)c1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a. 0.412
b. 12.145
c. 0.554
d. 8.450
Answer: a. 0.412\%.
{#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}.
COc1cccc(C2c3c(oc4ccccc4c3=O)C(=O)N2Cc2ccco2)c1
COc1cccc(C2c3c(oc4ccccc4c3=O)C(=O)N2Cc2ccco2)c1
2-(furan-2-ylmethyl)-1-(3-methoxyphenyl)-1H-chromeno[2,3-c]pyrrole-3,9-dione