Problem statement: Answer the multiple-choice question.
Question: Which drug has a -3.039\% 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 CC1(C)CC(O)CC(C)(C)N1CC(O)COCCOc1ccc(Br)cc1
b O=C(O)C1CCN(C(=O)c2ccc(Cl)cc2)CC1
c CCC(C)(C)n1nnnc1CN1CCC(c2nc3ccc(C)cc3[nH]2)CC1
d Cc1ccc(NC(=O)c2c(C(F)(F)F)nn(C)c2SCc2cccc(C(F)(F)F)c2)cc1C
e O=C(Nc1ccccc1)OCN1C(=O)c2ccccc2C1=O
Answer: a. CC1(C)CC(O)CC(C)(C)N1CC(O)COCCOc1ccc(Br)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#}
1-[3-[2-(4-bromophenoxy)ethoxy]-2-hydroxypropyl]-2,2,6,6-tetramethylpiperidin-4-ol