Task: Answer the MCQ question.
Question: Which compound exhibits a 15.695\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCCc1cc(=O)[nH]c(SCC(=O)Nc2nonc2N)n1
[b] O=C(NCCNC(=O)c1ccccc1O)c1ccccc1O
Answer: b. O=C(NCCNC(=O)c1ccccc1O)c1ccccc1O
{#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#}
O=C(NCCNC(=O)c1ccccc1O)c1ccccc1O
O=C(NCCNC(=O)c1ccccc1O)c1ccccc1O
2-hydroxy-N-[2-[(2-hydroxybenzoyl)amino]ethyl]benzamide