Task: Answer the MCQ question.
Query: Which compound exhibits a 12.403% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. O=C(c1n[nH]c2ccccc12)N1CCCCC1
b. Cc1noc(C)c1COC(=O)c1cccc(S(=O)(=O)N2c3ccccc3CC2C)c1
c. C=CCn1c2ccccc2c(=O)c2cc(C#CC3(O)CCCCC3)ccc21
d. COC(=O)CNC(=O)c1ccccc1[N+](=O)[O-]
Answer: d. COC(=O)CNC(=O)c1ccccc1[N+](=O)[O-]
{#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#}
COC(=O)CNC(=O)c1ccccc1[N+](=O)[O-]
COC(=O)CNC(=O)c1ccccc1[N+](=O)[O-]
[2-[(2-methoxy-2-oxoethyl)carbamoyl]phenyl]-oxido-oxoazanium