Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES COC(=O)CCN1CCN(S(=O)(=O)c2ccc3c(c2)OCCO3)CC1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a: 13.375
b: 7.401
c: 12.573
d: 3.609
Answer: a. 13.375\%.
{#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}.
COC(=O)CCN1CCN(S(=O)(=O)c2ccc3c(c2)OCCO3)CC1
COC(=O)CCN1CCN(S(=O)(=O)c2ccc3c(c2)OCCO3)CC1
methyl 3-[4-(2,3-dihydro-1,4-benzodioxin-6-ylsulfonyl)piperazin-1-yl]propanoate