Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 0.900\% 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 CC(C)C(=O)N1CCN(c2ccccc2NC(=O)c2ccc(C#N)cc2F)CC1
b COc1ccc(Br)cc1S(=O)(=O)N1CCOCC1
Answer: b. COc1ccc(Br)cc1S(=O)(=O)N1CCOCC1
{#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#}
COc1ccc(Br)cc1S(=O)(=O)N1CCOCC1
COc1ccc(Br)cc1S(=O)(=O)N1CCOCC1
4-(5-bromo-2-methoxyphenyl)sulfonylmorpholine