Task: Answer the MCQ question.
Question: Which compound exhibits a 4.861\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COc1ccc(Cl)cc1Nc1nc(-c2cccnc2)cs1
b. CCOC(=O)c1sc2cccc(Cl)c2c1N
Answer: b. CCOC(=O)c1sc2cccc(Cl)c2c1N
{#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)c1sc2cccc(Cl)c2c1N
CCOC(=O)c1sc2cccc(Cl)c2c1N
ethyl 3-amino-4-chloro-1-benzothiophene-2-carboxylate