Task: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CCOC(=O)c1sc2cc([N+](=O)[O-])cc(SCC(=O)OC)c2c1N?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a.) -1.612
b.) 22.481
c.) -20.110
d.) 12.392
Answer: a. -1.612\%.
{#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}.
ethyl 3-amino-4-(2-methoxy-2-oxoethyl)sulfanyl-6-nitro-1-benzothiophene-2-carboxylate