Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES c1coc(-c2nc3c4c5c(sc4ncn3n2)CCCC5)c1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) 3.818
(b) 10.886
(c) 10.868
Answer: a. 3.818\%.
{#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}.
c1coc(-c2nc3c4c5c(sc4ncn3n2)CCCC5)c1
c1coc(-c2nc3c4c5c(sc4ncn3n2)CCCC5)c1
4-(furan-2-yl)-10-thia-3,5,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,4,7,11(16)-pentaene