Task: Answer the MCQ question.
Query: Which drug has a 8.707\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. COc1ccccc1C(=O)COC(=O)c1nc(Cl)ccc1Cl
b. COc1ccc(-c2nc(SCc3ccc(C#N)cc3)[nH]c(=O)c2C#N)cc1
c. O=C(O)C1(O)C[C@H](O)C(O)[C@@H](O)C1
d. O=C(Nc1ccn(Cc2cccc3ccccc23)n1)c1cccnc1
e. Cc1csc2ncnc(NCCc3ccccn3)c12
Answer: a. COc1ccccc1C(=O)COC(=O)c1nc(Cl)ccc1Cl
{#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#}
COc1ccccc1C(=O)COC(=O)c1nc(Cl)ccc1Cl
COc1ccccc1C(=O)COC(=O)c1nc(Cl)ccc1Cl
[2-(2-methoxyphenyl)-2-oxoethyl] 3,6-dichloropyridine-2-carboxylate