Task: Answer the multiple choice question.
Question: Which compound has a -13.197\% 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) O=C(CSc1nc2cc(Cl)ccc2s1)c1cc2ccccc2o1
(b) CCCCN(CC)S(=O)(=O)c1ccc2c(c1)n(C)c(=O)c(=O)n2C
Answer: b. CCCCN(CC)S(=O)(=O)c1ccc2c(c1)n(C)c(=O)c(=O)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#}
CCCCN(CC)S(=O)(=O)c1ccc2c(c1)n(C)c(=O)c(=O)n2C
CCCCN(CC)S(=O)(=O)c1ccc2c(c1)n(C)c(=O)c(=O)n2C
N-butyl-N-ethyl-1,4-dimethyl-2,3-dioxoquinoxaline-6-sulfonamide