Task: Answer the MCQ question.
Question: Which drug has a 5.932\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C(CSc1ccccc1)NN1C(=O)c2ccccc2C1=O
b COc1cc(C=O)ccc1OCc1ccccc1Br
c Clc1ccc(Cn2ncc3c(NCc4ccccc4)ncnc32)cc1
Answer: b. COc1cc(C=O)ccc1OCc1ccccc1Br
{#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#}
4-[(2-bromophenyl)methoxy]-3-methoxybenzaldehyde