Task: Answer the multiple-choice question.
Query: Which compound has a -1.689\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CCCC(=O)NCc1cc(-c2nn(C)c(=O)c3ccccc23)ccc1OC
b) Cn1c(SCC(=O)O)nnc1-c1ccc(NC(=O)c2ccc(Cl)c(Cl)c2)cc1
Answer: a. CCCC(=O)NCc1cc(-c2nn(C)c(=O)c3ccccc23)ccc1OC
{#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#}
CCCC(=O)NCc1cc(-c2nn(C)c(=O)c3ccccc23)ccc1OC
CCCC(=O)NCc1cc(-c2nn(C)c(=O)c3ccccc23)ccc1OC
N-[[2-methoxy-5-(3-methyl-4-oxophthalazin-1-yl)phenyl]methyl]butanamide