Task: Answer the multiple choice question.
Query: Which compound exhibits a 5.151\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C1CCC/C(=N/NC(=O)c2ccc(NS(=O)(=O)c3cccs3)cc2)C1
(b) COc1ccc(-c2nc3c(-c4ccccc4)cnn3cc2C)cc1F
Answer: b. COc1ccc(-c2nc3c(-c4ccccc4)cnn3cc2C)cc1F
{#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(-c2nc3c(-c4ccccc4)cnn3cc2C)cc1F
COc1ccc(-c2nc3c(-c4ccccc4)cnn3cc2C)cc1F
5-(3-fluoro-4-methoxyphenyl)-6-methyl-3-phenylpyrazolo[1,5-a]pyrimidine