Task: Answer the MCQ question.
Question: Which compound has a -15.220% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCCCNC(=S)Nc1ccc(-c2nc3ccc(C)cc3s2)cc1
b CCCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(C)c([N+](=O)[O-])c1)n2CC
c OCC[C@@H]1C[C@H](O)[C@@H](O)[C@]2(Cc3ccccc3CO2)O1
d COc1cccc(NC(=O)C2CC(=O)N(Cc3ccco3)C2)c1
Answer: b. CCCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(C)c([N+](=O)[O-])c1)n2CC
{#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#}
CCCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(C)c([N+](=O)[O-])c1)n2CC
CCCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(C)c([N+](=O)[O-])c1)n2CC
3-butyl-7-ethyl-8-(4-methyl-3-nitrophenyl)purine-2,6-dione