Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 1.564\% 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] COc1ccc(C(C)NC(=O)c2ccc(Br)cc2)cc1OC
[b] Cc1ccc2c(c1)C1CN(C)CCC1N2C(=O)COc1ccc(N(C)C(=O)c2ccccc2)cc1
Answer: a. COc1ccc(C(C)NC(=O)c2ccc(Br)cc2)cc1OC
{#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(C(C)NC(=O)c2ccc(Br)cc2)cc1OC
COc1ccc(C(C)NC(=O)c2ccc(Br)cc2)cc1OC
4-bromo-N-[1-(3,4-dimethoxyphenyl)ethyl]benzamide