Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 9.500\% 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. CC(=O)c1ccc(N(C(=O)CNC(=O)c2cccs2)C(C(=O)NCC2CCCO2)c2ccccc2)cc1
b. CCOC(=O)c1cc(C(=O)c2cc(Cl)ccc2O)coc1=N
Answer: b. CCOC(=O)c1cc(C(=O)c2cc(Cl)ccc2O)coc1=N
{#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)c1cc(C(=O)c2cc(Cl)ccc2O)coc1=N
CCOC(=O)c1cc(C(=O)c2cc(Cl)ccc2O)coc1=N
ethyl 5-(5-chloro-2-hydroxybenzoyl)-2-iminopyran-3-carboxylate