Task: Answer the multiple choice question.
Query: Which compound exhibits a 0.897\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a O=C(CSCc1c(F)cccc1Cl)Nc1cccnc1
b CSc1ccccc1N=Cc1nc(-c2ccccc2)oc1O
Answer: b. CSc1ccccc1N=Cc1nc(-c2ccccc2)oc1O
{#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#}
CSc1ccccc1N=Cc1nc(-c2ccccc2)oc1O
CSc1ccccc1N=Cc1nc(-c2ccccc2)oc1O
4-[(2-methylsulfanylphenyl)iminomethyl]-2-phenyl-1,3-oxazol-5-ol