Task: Answer the MCQ question.
Question: Which compound has a 4.649\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CCCCCn1c(Sc2ncccn2)nc2c1c(=O)[nH]c(=O)n2C
b: Cc1cccc(Nc2c([N+](=O)[O-])c(=O)n(C)c3ccccc23)c1
c: Cc1ccc(NC(=S)NC2CC3CCCC(C2)N3Cc2cccs2)cc1
d: COc1cc(C2=NOC(C(=O)NCc3ccc(F)cc3)C2)cc(OC)c1OC
e: COc1cccc(C2C=C(Nc3ccccc3)C(=O)N2c2ccccc2)c1
Answer: a. CCCCCn1c(Sc2ncccn2)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_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#}
CCCCCn1c(Sc2ncccn2)nc2c1c(=O)[nH]c(=O)n2C
CCCCCn1c(Sc2ncccn2)nc2c1c(=O)[nH]c(=O)n2C
3-methyl-7-pentyl-8-pyrimidin-2-ylsulfanylpurine-2,6-dione