Task: Answer the multiple choice question.
Question: Which drug has a -83.542% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(O)c1cc2cc(Oc3ccccc3)ccc2[nH]1
b: CCOc1ccc(CSC2=NCCN2)cc1[N+](=O)[O-].Cl
Answer: b. CCOc1ccc(CSC2=NCCN2)cc1[N+](=O)[O-].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#}
CCOc1ccc(CSC2=NCCN2)cc1[N+](=O)[O-].Cl
CCOc1ccc(CSC2=NCCN2)cc1[N+](=O)[O-].Cl
2-[(4-ethoxy-3-nitrophenyl)methylsulfanyl]-4,5-dihydro-1H-imidazole;hydrochloride