Problem statement: Answer the MCQ question.
Query: Which drug has a 18.748% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) O=C(Cn1cnc([N+](=O)[O-])n1)c1ccccc1
b.) O=C(Cn1c(-c2cscn2)nc2ccccc21)Nc1cc(F)ccc1F
Answer: a. O=C(Cn1cnc([N+](=O)[O-])n1)c1ccccc1
{#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#}
O=C(Cn1cnc([N+](=O)[O-])n1)c1ccccc1
O=C(Cn1cnc([N+](=O)[O-])n1)c1ccccc1
2-(3-nitro-1,2,4-triazol-1-yl)-1-phenylethanone