Task: Answer the multiple choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES COc1ccc(CCNS(=O)(=O)c2cc3c4c(c2)C(C)C(=O)N4CCC3)cc1OC?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a. 18.720
b. 8.419
c. 12.833
Answer: a. 18.720\%.
{#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}.
COc1ccc(CCNS(=O)(=O)c2cc3c4c(c2)C(C)C(=O)N4CCC3)cc1OC
COc1ccc(CCNS(=O)(=O)c2cc3c4c(c2)C(C)C(=O)N4CCC3)cc1OC
3-methyl-2-oxo-N-[2-(4,5-dimethoxyphenyl)ethyl]-1-azatricyclo[6.3.1.04,12]dodeca-4,6,8(12)-triene-6-sulfonamide