Task: Answer the MCQ question.
Question: Which drug exhibits a -4.397% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CC(=O)c1ccc(OCCCC(=O)N2CCN(S(=O)(=O)c3ccc(C)cc3C)CC2)cc1
b. Cc1ccc(CNC(=O)CCc2c(C)nc3ncnn3c2C)cc1
c. O=C(/C=C/c1c(Cl)nc2ccccn12)N1CCN(c2ccccc2F)CC1
d. CCNc1cc(N2CCNCC2)ccc1[N+](=O)[O-]
e. CCCN1CCC(NC(=O)CCc2nnc(Cc3cc(OC)ccc3OC)o2)CC1
Answer: d. CCNc1cc(N2CCNCC2)ccc1[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#}
CCNc1cc(N2CCNCC2)ccc1[N+](=O)[O-]
CCNc1cc(N2CCNCC2)ccc1[N+](=O)[O-]
[2-(ethylamino)-4-piperazin-1-ylphenyl]-oxido-oxoazanium