Task: Answer the MCQ question.
Query: Which drug has a -0.625\% 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)C1=C(COC(=O)CCOc2ccccc2)NC(=O)NC1C
b) CCOc1cc(/C=N/N2CCN(Cc3ccccc3)CC2)ccc1O
Answer: a. CCOC(=O)C1=C(COC(=O)CCOc2ccccc2)NC(=O)NC1C
{#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)C1=C(COC(=O)CCOc2ccccc2)NC(=O)NC1C
CCOC(=O)C1=C(COC(=O)CCOc2ccccc2)NC(=O)NC1C
ethyl 4-methyl-2-oxo-6-(3-phenoxypropanoyloxymethyl)-3,4-dihydro-1H-pyrimidine-5-carboxylate