Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -5.419\% 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.) Cc1c(CC(=O)NCCCC(=O)O)c(=O)oc2cc3occ(-c4ccccc4)c3cc12
b.) CCCCSc1cnn(-c2ccccc2)c(=O)c1SCCCC
Answer: b. CCCCSc1cnn(-c2ccccc2)c(=O)c1SCCCC
{#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#}
CCCCSc1cnn(-c2ccccc2)c(=O)c1SCCCC
CCCCSc1cnn(-c2ccccc2)c(=O)c1SCCCC
4-butylsulfanyl-5-butylsulfanyl-1-phenylpyridazin-6-one