Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 12.865\% 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. CCOn1c(=O)c(-c2cccc(Br)c2)[n+]([O-])c2ccccc21
b. CC(=O)c1ccc(OCc2cc(C(=O)N3CCCCCCC3)no2)cc1
c. CCn1c(O)c(N=Nc2ccc(Cl)c(C(=O)O)c2)c2ccccc21
d. Fc1ccccc1OCC1CCCN(Cc2nc(CC3CC3)no2)C1
e. O=S(=O)(NC1CCCCC1N1CCCCC1)c1ccccc1
Answer: a. CCOn1c(=O)c(-c2cccc(Br)c2)[n+]([O-])c2ccccc21
{#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#}
CCOn1c(=O)c(-c2cccc(Br)c2)[n+]([O-])c2ccccc21
CCOn1c(=O)c(-c2cccc(Br)c2)[n+]([O-])c2ccccc21
3-(3-bromophenyl)-1-ethoxy-4-oxidoquinoxalin-4-ium-2-one