Task: Answer the MCQ question.
Query: Which compound has a 2.992\% 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.) Cc1cc2c(ncn2Cc2ccccc2)c([N+](=O)[O-])c1C
b.) Cc1cccc(C(=O)NNC(=O)c2ccc(-c3ccccc3)cc2)c1
Answer: a. Cc1cc2c(ncn2Cc2ccccc2)c([N+](=O)[O-])c1C
{#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#}
Cc1cc2c(ncn2Cc2ccccc2)c([N+](=O)[O-])c1C
Cc1cc2c(ncn2Cc2ccccc2)c([N+](=O)[O-])c1C
1-benzyl-5,6-dimethyl-4-nitrobenzimidazole