Task: Answer the multiple-choice question.
Question: Which drug exhibits a -0.882% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=C(NCC1CCC(C(=O)O)CC1)c1cccnc1
b. CCOC(=O)N1CCN(CC(O)COc2ccccc2[N+](=O)[O-])CC1.Cl
Answer: b. CCOC(=O)N1CCN(CC(O)COc2ccccc2[N+](=O)[O-])CC1.Cl
{#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#}
CCOC(=O)N1CCN(CC(O)COc2ccccc2[N+](=O)[O-])CC1.Cl
CCOC(=O)N1CCN(CC(O)COc2ccccc2[N+](=O)[O-])CC1.Cl
ethyl 4-[2-hydroxy-3-(2-nitrophenoxy)propyl]piperazine-1-carboxylate;hydrochloride