Task: Answer the multiple-choice question.
Query: Which compound exhibits a -3.383% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCCCSc1nnc2c(n1)[nH]c1ccccc12
b Cc1ccc(C(=O)COC(=O)c2cccc([N+](=O)[O-])c2)s1
Answer: a. CCCCSc1nnc2c(n1)[nH]c1ccccc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCCSc1nnc2c(n1)[nH]c1ccccc12
CCCCSc1nnc2c(n1)[nH]c1ccccc12
3-butylsulfanyl-5H-[1,2,4]triazino[5,6-b]indole