Task: Answer the multiple-choice question.
Question: Which compound exhibits a 4.487\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Br.Cc1ccc(-c2csc3nc(=O)c(C)nn23)cc1
(b) COc1cc(-n2c(=O)c3ccccc3n(Cc3ccccc3)c2=O)cc(OC)c1OC
Answer: b. COc1cc(-n2c(=O)c3ccccc3n(Cc3ccccc3)c2=O)cc(OC)c1OC
{#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#}
COc1cc(-n2c(=O)c3ccccc3n(Cc3ccccc3)c2=O)cc(OC)c1OC
COc1cc(-n2c(=O)c3ccccc3n(Cc3ccccc3)c2=O)cc(OC)c1OC
1-benzyl-3-(3,4,5-trimethoxyphenyl)quinazoline-2,4-dione