Task: Answer the multiple choice question.
Question: Which drug has a 10.842% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a CCC1CCCCN1C(=O)N[C@@H](Cc1ccccc1)C(=O)O
b CCCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(CC)c([N+](=O)[O-])c1)n2C
c COCCNC(=S)N1CCN(Cc2cccc(OC)c2)CC1
d N=C1C(c2ccccc2)=C(O)CN1NC(=O)c1ccc(Cl)cc1
e Cc1csc(NC(=O)CSc2nnc(NC(=O)C3CC(=O)N(c4ccccc4)C3)s2)n1
Answer: b. CCCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(CC)c([N+](=O)[O-])c1)n2C
{#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(CC)c([N+](=O)[O-])c1)n2C
CCCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(CC)c([N+](=O)[O-])c1)n2C
3-butyl-8-(4-ethyl-3-nitrophenyl)-7-methylpurine-2,6-dione