Task: Answer the multiple choice question.
Query: Which compound exhibits a 12.280\% 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) CCOC(=O)C1C2C=CC3(CN(c4cccc(Cl)c4)C(=O)C13)O2
(b) S=C(NCc1ccncc1)Nc1ccc(Br)cc1Cl
Answer: a. CCOC(=O)C1C2C=CC3(CN(c4cccc(Cl)c4)C(=O)C13)O2
{#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)C1C2C=CC3(CN(c4cccc(Cl)c4)C(=O)C13)O2
CCOC(=O)C1C2C=CC3(CN(c4cccc(Cl)c4)C(=O)C13)O2
ethyl 3-(3-chlorophenyl)-4-oxo-10-oxa-3-azatricyclo[5.2.1.01,5]dec-8-ene-6-carboxylate