Task: Answer the MCQ question.
Question: Which compound has a 4.516\% human ether-à-go-go related gene (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) O=[N+]([O-])c1cccc(-c2c(-c3ccccc3)ncc3ccc(F)cc23)c1
(b) NC(=O)c1nnn(-c2nonc2N)c1-c1ccc([N+](=O)[O-])cc1
Answer: a. O=[N+]([O-])c1cccc(-c2c(-c3ccccc3)ncc3ccc(F)cc23)c1
{#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=[N+]([O-])c1cccc(-c2c(-c3ccccc3)ncc3ccc(F)cc23)c1
O=[N+]([O-])c1cccc(-c2c(-c3ccccc3)ncc3ccc(F)cc23)c1
6-fluoro-4-(3-nitrophenyl)-3-phenylisoquinoline