Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 18.628\% 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] Cc1cccc[n+]1CC(=O)c1ccc(NC(=O)c2ccccc2)cc1.[Br-]
[b] COc1ccc(-c2nc(C)c(C(C)=O)n2O)cc1OC
Answer: a. Cc1cccc[n+]1CC(=O)c1ccc(NC(=O)c2ccccc2)cc1.[Br-]
{#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#}
Cc1cccc[n+]1CC(=O)c1ccc(NC(=O)c2ccccc2)cc1.[Br-]
Cc1cccc[n+]1CC(=O)c1ccc(NC(=O)c2ccccc2)cc1.[Br-]
N-[4-[2-(2-methylpyridin-1-ium-1-yl)acetyl]phenyl]benzamide;bromide