Task: Answer the MCQ question.
Query: Which compound exhibits a 5.921\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) COc1cc(CN(C)C)cc(C=O)c1O
b) CN(CC(=O)NCc1ccncc1)S(=O)(=O)c1ccc(F)cc1
Answer: a. COc1cc(CN(C)C)cc(C=O)c1O
{#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#}
5-[(dimethylamino)methyl]-2-hydroxy-3-methoxybenzaldehyde