Task: Answer the MCQ question.
Query: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES O=c1c2ccccc2nc(-c2cccs2)n1-c1ccc2ccccc2c1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a. 6.416
b. 2.592
c. 2.665
Answer: c. 2.665\%.
{#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}.
O=c1c2ccccc2nc(-c2cccs2)n1-c1ccc2ccccc2c1
O=c1c2ccccc2nc(-c2cccs2)n1-c1ccc2ccccc2c1
3-naphthalen-2-yl-2-(thiophen-2-yl)quinazolin-4-one