Problem statement: Answer the MCQ question.
Query: Which compound has a -4.769\% 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: CCn1cc(CNC(=O)c2cc([N+](=O)[O-])cc([N+](=O)[O-])c2)cn1
b: Cc1ccccc1-c1nc2ccccc2[nH]1
c: COc1ccccc1NC(=O)c1c(N=Cc2ccccc2O)cnn1C
Answer: b. Cc1ccccc1-c1nc2ccccc2[nH]1
{#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#}
Cc1ccccc1-c1nc2ccccc2[nH]1
Cc1ccccc1-c1nc2ccccc2[nH]1
2-(2-methylphenyl)-1H-benzimidazole