Problem statement: Answer the multiple choice question.
Query: Which compound has a 12.472\% 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=c1oc2ccccc2c(Nc2cc3ccccc3cc2O)c1[N+](=O)[O-]
b.) C=CCNCCOc1cccc(Br)c1
Answer: a. O=c1oc2ccccc2c(Nc2cc3ccccc3cc2O)c1[N+](=O)[O-]
{#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=c1oc2ccccc2c(Nc2cc3ccccc3cc2O)c1[N+](=O)[O-]
O=c1oc2ccccc2c(Nc2cc3ccccc3cc2O)c1[N+](=O)[O-]
4-[(3-hydroxynaphthalen-2-yl)amino]-3-nitrochromen-2-one