Task: Answer the multiple choice question.
Query: Which compound exhibits a 7.783\% 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] O=C(NCc1ccccc1)C1Cc2ccccc2CN1C(=O)c1ccco1
[b] Clc1ccc(Cn2ncc3c(N4CCCCC4)ncnc32)c(Cl)c1
Answer: a. O=C(NCc1ccccc1)C1Cc2ccccc2CN1C(=O)c1ccco1
{#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(NCc1ccccc1)C1Cc2ccccc2CN1C(=O)c1ccco1
O=C(NCc1ccccc1)C1Cc2ccccc2CN1C(=O)c1ccco1
N-benzyl-2-(furan-2-carbonyl)-3,4-dihydro-1H-isoquinoline-3-carboxamide