Problem statement: Answer the MCQ question.
Query: Which drug has a 0.570\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) O=C(Cn1nnc2ccccc21)c1ccc([N+](=O)[O-])cc1
b.) N#Cc1c2c(c(NCCCN3CCOCC3)n3c1nc1ccccc13)CCC2
c.) O=C(Nc1ccccc1C(=O)NCCc1ccc(O)cc1)c1ccco1
Answer: a. O=C(Cn1nnc2ccccc21)c1ccc([N+](=O)[O-])cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(Cn1nnc2ccccc21)c1ccc([N+](=O)[O-])cc1
O=C(Cn1nnc2ccccc21)c1ccc([N+](=O)[O-])cc1
2-(benzotriazol-1-yl)-1-(4-nitrophenyl)ethanone