Task: Answer the MCQ question.
Query: Which compound exhibits a -24.392\% human ether-à-go-go related gene (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) O=C(COc1ccc(Cl)cc1)Nc1ccccc1C(=O)NCc1ccco1
(b) CCOC(=O)c1cccc(N2C(=O)c3ccccc3S2(=O)=O)c1
Answer: b. CCOC(=O)c1cccc(N2C(=O)c3ccccc3S2(=O)=O)c1
{#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#}
CCOC(=O)c1cccc(N2C(=O)c3ccccc3S2(=O)=O)c1
CCOC(=O)c1cccc(N2C(=O)c3ccccc3S2(=O)=O)c1
ethyl 3-(1,1,3-trioxo-1,2-benzothiazol-2-yl)benzoate