Task: Answer the multiple-choice question.
Query: Which compound has a -4.481\% 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 other words.
Options:
a) Cn1cnc(S(=O)(=O)N2CCN(c3cccc(C(F)(F)F)c3)CC2)c1
b) COCC(=O)NCc1ccc2c(c1)cc(C)n2C
Answer: b. COCC(=O)NCc1ccc2c(c1)cc(C)n2C
{#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#}
COCC(=O)NCc1ccc2c(c1)cc(C)n2C
COCC(=O)NCc1ccc2c(c1)cc(C)n2C
N-[(1,2-dimethylindol-5-yl)methyl]-2-methoxyacetamide