Task: Answer the MCQ question.
Query: Which drug has a 8.589\% 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)N1CCN(CC(=O)Nc2ccc(F)c(F)c2)CC1
[b] CCOC(=O)Cn1c(=O)oc2cc(S(=O)(=O)NCCc3ccc(OCC)c(OCC)c3)ccc21
Answer: a. CCOC(=O)N1CCN(CC(=O)Nc2ccc(F)c(F)c2)CC1
{#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)N1CCN(CC(=O)Nc2ccc(F)c(F)c2)CC1
CCOC(=O)N1CCN(CC(=O)Nc2ccc(F)c(F)c2)CC1
ethyl4-[2-(3,4-difluoroanilino)-2-oxoethyl]-1,4-diazinane-1-carboxylate