Task: Answer the multiple choice question.
Question: Which drug has a 8.599\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. COc1ccc(-n2cnnc2SCc2cnc(-c3ccccc3)s2)cc1
b. COc1ccc(S(=O)(=O)N(C)Cc2cccs2)cc1Br
c. Cn1c2ccccc2c2n[nH]c(=O)nc21
Answer: c. Cn1c2ccccc2c2n[nH]c(=O)nc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cn1c2ccccc2c2n[nH]c(=O)nc21
Cn1c2ccccc2c2n[nH]c(=O)nc21
5-methyl-2H-[1,2,4]triazino[5,6-b]indol-3-one