Problem statement: Answer the MCQ question.
Question: Which drug has a 1.951\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) NC(=O)COC(=O)C1c2ccccc2Oc2ccccc21
b.) CS(=O)(=O)c1ccc(Cl)c(NC(=O)c2cccc(-n3cnnn3)c2)c1
c.) COc1ccccc1/C=N/NC(=O)c1cc2c(OC)c(OC)ccc2[nH]1
Answer: a. NC(=O)COC(=O)C1c2ccccc2Oc2ccccc21
{#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#}
NC(=O)COC(=O)C1c2ccccc2Oc2ccccc21
NC(=O)COC(=O)C1c2ccccc2Oc2ccccc21
(2-amino-2-oxoethyl) 9H-xanthene-9-carboxylate