Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES CCOC(=O)N1CCC(NC(=O)c2ccc3c(c2)N(CC)CCS3)CC1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a: 11.712
b: 2.693
c: 4.604
d: 6.392
Answer: b. 2.693\%.
{#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}.
CCOC(=O)N1CCC(NC(=O)c2ccc3c(c2)N(CC)CCS3)CC1
CCOC(=O)N1CCC(NC(=O)c2ccc3c(c2)N(CC)CCS3)CC1
ethyl 4-[(4-ethyl-2,3-dihydro-1,4-benzothiazine-6-carbonyl)amino]piperidine-1-carboxylate