Task: Answer the MCQ question.
Question: Which compound exhibits a 17.129\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=[N+]([O-])CC(c1ccccc1)P(=O)(c1ccccc1)c1ccccc1
[b] O=C(Nc1ccc2c(c1)OCCO2)c1ccc(Cl)c([N+](=O)[O-])c1
[c] O=C(CCl)NCc1c(Cl)cccc1-n1cccc1
[d] CCN1CCc2c(C#N)c(N3CCOCC3)nc(N3CCOCC3)c2C1
Answer: a. O=[N+]([O-])CC(c1ccccc1)P(=O)(c1ccccc1)c1ccccc1
{#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#}
O=[N+]([O-])CC(c1ccccc1)P(=O)(c1ccccc1)c1ccccc1
O=[N+]([O-])CC(c1ccccc1)P(=O)(c1ccccc1)c1ccccc1
(1-diphenylphosphoryl-2-nitroethyl)benzene