Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 2.487\% 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 Cn1nc(C(F)(F)F)c2cc(COc3ccc(Cl)cc3Cl)sc21
b Nc1cc([N+](=O)[O-])ccc1Nc1ccccc1
c CC(=O)Nc1ccc(S(=O)(=O)N(CC(=O)O)Cc2ccccc2)cc1
d COc1ccccc1N1C(=O)c2ccccc2NC1c1ccc(O)cc1
e Cn1c(SCc2ccc(Cl)cc2Cl)nc(C(F)(F)F)cc1=O
Answer: b. Nc1cc([N+](=O)[O-])ccc1Nc1ccccc1
{#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#}
Nc1cc([N+](=O)[O-])ccc1Nc1ccccc1
Nc1cc([N+](=O)[O-])ccc1Nc1ccccc1
(3-amino-4-anilinophenyl)-oxido-oxoazanium