Problem statement: Answer the multiple-choice question.
Question: Which drug has a 5.639\% 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: CCOC(=O)C(=CNc1cc(Cl)c(-c2ccco2)c(Cl)c1)C(=O)OCC
b: CCOC(=O)c1ccc(NC(=O)C(=O)NCC2(c3ccc(OC)cc3)CCOCC2)cc1
Answer: a. CCOC(=O)C(=CNc1cc(Cl)c(-c2ccco2)c(Cl)c1)C(=O)OCC
{#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)C(=CNc1cc(Cl)c(-c2ccco2)c(Cl)c1)C(=O)OCC
CCOC(=O)C(=CNc1cc(Cl)c(-c2ccco2)c(Cl)c1)C(=O)OCC
diethyl 2-[[3,5-dichloro-4-(furan-2-yl)anilino]methylidene]propanedioate