Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 5.507\% 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 C=CCn1c(=O)/c(=C\c2ccccn2)s/c1=C(/C#N)C(=O)NCC1CCCO1
b C/C(=N\O)C(=O)Nc1ccccc1
Answer: b. C/C(=N\O)C(=O)Nc1ccccc1
{#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#}
C/C(=N\O)C(=O)Nc1ccccc1
C/C(=N\O)C(=O)Nc1ccccc1
(2E)-2-hydroxyimino-N-phenylpropanamide