Problem statement: Answer the multiple choice question.
Question: Which compound has a 21.604\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. COc1cc(NC(=O)c2cccs2)c(C(=O)OCC(=O)NC(C)c2ccccc2)cc1OC
b. CCCC(C)C(=O)Nc1ccc(S(N)(=O)=O)cc1
c. CCN(CC)C(=O)CSc1ccccc1N
Answer: a. COc1cc(NC(=O)c2cccs2)c(C(=O)OCC(=O)NC(C)c2ccccc2)cc1OC
{#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#}
[2-oxo-2-(1-phenylethylamino)ethyl] 4,5-dimethoxy-2-(thiophene-2-carbonylamino)benzoate