Task: Answer the MCQ question.
Query: Which drug has a -1.770\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] CC(=O)N(CCN(C)C)c1nc2cc3c(cc2s1)OCCO3.Cl
[b] O=CNC1CCCc2c1[nH]c1ccc(Cl)cc21
[c] NC(=O)c1sc2nccc(Nc3ccccc3)c2c1N
Answer: c. NC(=O)c1sc2nccc(Nc3ccccc3)c2c1N
{#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)c1sc2nccc(Nc3ccccc3)c2c1N
NC(=O)c1sc2nccc(Nc3ccccc3)c2c1N
3-amino-4-anilinothieno[2,3-b]pyridine-2-carboxamide