Problem statement: Answer the multiple choice question.
Question: Which drug has a 12.696\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a CC(=O)COC(=O)CCc1nc2ccccc2[nH]c1=O
b CCOc1ccccc1CN1CCC(O)CC1
c CC(C)(C)N(Cc1ccccc1)C(=O)COC(=O)CCc1c[nH]c2ccccc12
d Cc1ccc[n+](/C(C(=S)NCc2ccco2)=C(/[O-])c2ccccc2Cl)c1
e Cc1nc2c(Cl)cccc2c2c1CC(CBr)O2
Answer: b. CCOc1ccccc1CN1CCC(O)CC1
{#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#}
CCOc1ccccc1CN1CCC(O)CC1
CCOc1ccccc1CN1CCC(O)CC1
1-[(2-ethoxyphenyl)methyl]piperidin-4-ol