Task: Answer the MCQ question.
Query: Which drug has a 4.279\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCOC(=O)c1nc2ccccc2c(C)c1C.Cl
b: COCCNC(=O)[C@@H]1CSC2c3ccccc3C(=O)N21
Answer: b. COCCNC(=O)[C@@H]1CSC2c3ccccc3C(=O)N21
{#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#}
COCCNC(=O)[C@@H]1CSC2c3ccccc3C(=O)N21
COCCNC(=O)[C@@H]1CSC2c3ccccc3C(=O)N21
(3R)-N-(2-methoxyethyl)-5-oxo-3,9b-dihydro-2H-[1,3]thiazolo[2,3-a]isoindole-3-carboxamide