Problem statement: Answer the MCQ question.
Question: Which compound has a 18.169\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COc1ccccc1OCCn1c(=O)sc2ccccc21
b. CCS(=O)(=O)N1Cc2ccccc2CC1C(=O)Nc1nnc(SCc2ccc(C#N)cc2)s1
c. NC(=O)C1CCN(C(=O)c2cnn(-c3ccccc3)c2NC(=O)c2ccco2)CC1
d. Cc1ccc(/C=N/n2c(C)cc(C)c(C#N)c2=O)cc1
Answer: a. COc1ccccc1OCCn1c(=O)sc2ccccc21
{#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#}
3-[2-(2-methoxyphenoxy)ethyl]-1,3-benzothiazol-2-one