Task: Answer the multiple choice question.
Query: Which compound exhibits a 8.958\% 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. CN1C(=O)c2ccc(C(=O)Nc3cccnc3)cc2C1=O
b. CCC(Oc1ccccc1)C(=O)NN1C(=O)NC(C)(CC)C1=O
Answer: a. CN1C(=O)c2ccc(C(=O)Nc3cccnc3)cc2C1=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#}
CN1C(=O)c2ccc(C(=O)Nc3cccnc3)cc2C1=O
CN1C(=O)c2ccc(C(=O)Nc3cccnc3)cc2C1=O
2-methyl-1,3-dioxo-N-pyridin-3-ylisoindole-5-carboxamide