Task: Answer the multiple-choice question.
Question: Which compound has a 16.957\% 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 other words.
Options:
a: CCn1c(/C=C/c2cc(Br)ccc2O)nc2ccccc2c1=O
b: N#Cc1ccccc1NC(=O)COc1ccc2c(c1)OCO2
Answer: a. CCn1c(/C=C/c2cc(Br)ccc2O)nc2ccccc2c1=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#}
CCn1c(/C=C/c2cc(Br)ccc2O)nc2ccccc2c1=O
CCn1c(/C=C/c2cc(Br)ccc2O)nc2ccccc2c1=O
2-[(E)-2-(5-bromo-2-hydroxyphenyl)ethenyl]-3-ethylquinazolin-4-one