Problem statement: Answer the multiple choice question.
Query: Which compound has a 6.554\% 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) CC(=O)Oc1ccc2nc(-c3ccc(Br)o3)oc(=O)c2c1
(b) Clc1ccc2nc(-c3ccccc3)c(CN3CCOCC3)n2c1
Answer: b. Clc1ccc2nc(-c3ccccc3)c(CN3CCOCC3)n2c1
{#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#}
Clc1ccc2nc(-c3ccccc3)c(CN3CCOCC3)n2c1
Clc1ccc2nc(-c3ccccc3)c(CN3CCOCC3)n2c1
4-[(6-chloro-2-phenylimidazo[1,2-a]pyridin-3-yl)methyl]morpholine