Task: Answer the MCQ question.
Query: Which compound exhibits a -3.157\% 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: CC(=O)N1C[C@H](O)C[C@H]1C(=O)O
b: Cc1ccsc1C(=O)OCC(=O)Nc1sccc1C(N)=O
c: Cc1nc2cc(-c3ccccc3)nn2c(N)c1-c1ccccc1
Answer: b. Cc1ccsc1C(=O)OCC(=O)Nc1sccc1C(N)=O
{#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#}
Cc1ccsc1C(=O)OCC(=O)Nc1sccc1C(N)=O
Cc1ccsc1C(=O)OCC(=O)Nc1sccc1C(N)=O
[2-[(3-carbamoylthiophen-2-yl)amino]-2-oxoethyl] 3-methylthiophene-2-carboxylate