Problem statement: Answer the multiple-choice question.
Question: Which compound has a 6.207\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) Cn1c(=O)n(Cc2ccccc2)c(=O)c2c1nc1n2CCCN1C1CCCCC1
b.) CCOC(=O)c1c(NC(=O)c2cccnc2)sc(C(C)=O)c1C
c.) CCCNC(=O)c1cccc(COCC(F)(F)C(F)F)c1
Answer: b. CCOC(=O)c1c(NC(=O)c2cccnc2)sc(C(C)=O)c1C
{#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#}
ethyl 5-acetyl-4-methyl-2-(pyridine-3-carbonylamino)thiophene-3-carboxylate