Task: Answer the MCQ question.
Query: Which compound exhibits a -23.862% 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 additional words.
Options:
a COc1cc(CN2CCNC(=O)C2CC(=O)NC2CCCC2)cc(OC)c1
b Nc1nc(Nc2ccccc2)nc(NCc2ccco2)c1[N+](=O)[O-]
c CCCCCn1c(=O)c(C(=O)Nc2nc(CC(=O)OCC)cs2)c(O)c2ccccc21
d CCOc1ccsc1C(=O)O
Answer: b. Nc1nc(Nc2ccccc2)nc(NCc2ccco2)c1[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#}
Nc1nc(Nc2ccccc2)nc(NCc2ccco2)c1[N+](=O)[O-]
Nc1nc(Nc2ccccc2)nc(NCc2ccco2)c1[N+](=O)[O-]
4-N-(furan-2-ylmethyl)-5-nitro-2-N-phenylpyrimidine-2,4,6-triamine