Task: Answer the MCQ question.
Query: Which drug has a -2.937\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Cc1ccc(OCc2ccc([N+](=O)[O-])cc2)c([N+](=O)[O-])n1
b. COc1cccc(C(=O)Nc2ccc(NC(=O)Cc3ccccc3)cc2)c1
Answer: a. Cc1ccc(OCc2ccc([N+](=O)[O-])cc2)c([N+](=O)[O-])n1
{#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#}
Cc1ccc(OCc2ccc([N+](=O)[O-])cc2)c([N+](=O)[O-])n1
Cc1ccc(OCc2ccc([N+](=O)[O-])cc2)c([N+](=O)[O-])n1
6-methyl-2-nitro-3-[(4-nitrophenyl)methoxy]pyridine