Task: Answer the multiple choice question.
Query: Which compound has a -19.220% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) COc1ccc(CCN2CCCn3c2nc2c3c(=O)n(CC(N)=O)c(=O)n2C)cc1OC
b) Cn1c(=O)n(CCOc2ccccc2Cl)c2ccccc21
Answer: b. Cn1c(=O)n(CCOc2ccccc2Cl)c2ccccc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cn1c(=O)n(CCOc2ccccc2Cl)c2ccccc21
Cn1c(=O)n(CCOc2ccccc2Cl)c2ccccc21
1-[2-(2-chlorophenoxy)ethyl]-3-methylbenzimidazol-2-one