Task: Answer the multiple-choice question.
Query: Which compound has a 17.972\% 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: Cn1c(N)c(C#N)c(C#N)c1-c1ccccc1
b: O=S(=O)(Nc1cccc(Cl)c1)c1ccc2oc(=S)[nH]c2c1
Answer: b. O=S(=O)(Nc1cccc(Cl)c1)c1ccc2oc(=S)[nH]c2c1
{#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#}
O=S(=O)(Nc1cccc(Cl)c1)c1ccc2oc(=S)[nH]c2c1
O=S(=O)(Nc1cccc(Cl)c1)c1ccc2oc(=S)[nH]c2c1
N-(3-chlorophenyl)-2-sulfanylidene-3H-1,3-benzoxazole-5-sulfonamide