Task: Answer the MCQ question.
Query: Which compound has a -13.840% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) Cc1ccc(C(=O)NCCNc2ncc(C(F)(F)F)cc2Cl)cc1[N+](=O)[O-]
(b) Cl.O=C(CCS(=O)(=O)c1ccccc1)N(CCCN1CCOCC1)c1nc2c(F)cccc2s1
(c) CCCCn1c(SCC(=O)c2ccccc2)nc2c1c(=O)[nH]c(=O)n2C
(d) Nc1nc(N)nc(-c2ccccc2)n1
Answer: c. CCCCn1c(SCC(=O)c2ccccc2)nc2c1c(=O)[nH]c(=O)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(SCC(=O)c2ccccc2)nc2c1c(=O)[nH]c(=O)n2C
CCCCn1c(SCC(=O)c2ccccc2)nc2c1c(=O)[nH]c(=O)n2C
7-butyl-3-methyl-8-phenacylsulfanylpurine-2,6-dione