Task: Answer the MCQ question.
Question: What is the hERG inhibition at 1uM of a drug with the SMILES Clc1cccc(-c2ccnc3nc(-n4cccc4)nn23)c1?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
a. 21.792
b. 9.743
Answer: a. 21.792\%.
{#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}.
Clc1cccc(-c2ccnc3nc(-n4cccc4)nn23)c1
Clc1cccc(-c2ccnc3nc(-n4cccc4)nn23)c1
7-(3-chlorophenyl)-2-pyrrol-1-yl-[1,2,4]triazolo[1,5-a]pyrimidine