Task: Answer the MCQ question.
Query: Which drug exhibits a 5.586% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) O=C(Cn1cnc2c(nnn2-c2ccccc2)c1=O)NCc1ccc(F)cc1
b) CCCCn1c(CN2CCN(c3cccc(Cl)c3)CC2)nc2c1c(=O)[nH]c(=O)n2C
c) CN(C(=O)COC(=O)c1cccnc1Nc1cccc(C(F)(F)F)c1)C1CCS(=O)(=O)C1
d) Cc1ccc(NC(=O)Cn2c(=S)[nH]c3ccccc32)cc1
Answer: b. CCCCn1c(CN2CCN(c3cccc(Cl)c3)CC2)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(CN2CCN(c3cccc(Cl)c3)CC2)nc2c1c(=O)[nH]c(=O)n2C
CCCCn1c(CN2CCN(c3cccc(Cl)c3)CC2)nc2c1c(=O)[nH]c(=O)n2C
7-butyl-8-[[4-(3-chlorophenyl)piperazin-1-yl]methyl]-3-methylpurine-2,6-dione