Task: Answer the MCQ question.
Question: Which compound has a 5.721\% 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=C1CN(C(=O)c2cccc(Br)c2)c2ccccc2N1
b.) C=C(C)Cn1c(SCC(=O)N/N=C/c2ccccc2)nc2ccccc2c1=O
Answer: a. O=C1CN(C(=O)c2cccc(Br)c2)c2ccccc2N1
{#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=C1CN(C(=O)c2cccc(Br)c2)c2ccccc2N1
O=C1CN(C(=O)c2cccc(Br)c2)c2ccccc2N1
4-(3-bromobenzoyl)-1,3-dihydroquinoxalin-2-one