Task: Answer the multiple-choice question.
Question: Which compound exhibits a 19.657% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCOC(=O)N1CCN(C(=O)CN2C(=O)CC(C)(C)S(=O)(=O)c3ccccc32)CC1
b: COC(=O)c1ccc(COc2nc(C)cc(C)c2C#N)o1
Answer: a. CCOC(=O)N1CCN(C(=O)CN2C(=O)CC(C)(C)S(=O)(=O)c3ccccc32)CC1
{#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#}
CCOC(=O)N1CCN(C(=O)CN2C(=O)CC(C)(C)S(=O)(=O)c3ccccc32)CC1
CCOC(=O)N1CCN(C(=O)CN2C(=O)CC(C)(C)S(=O)(=O)c3ccccc32)CC1
ethyl 4-[2-(2,2-dimethyl-1,1,4-trioxo-3H-1λ6,5-benzothiazepin-5-yl)acetyl]piperazine-1-carboxylate