Problem statement: Answer the MCQ question.
Query: Which compound has a 9.693\% 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) Cc1ccc(C)c(-c2nnc(NC(=O)Cc3ccc(F)cc3)o2)c1
b) O=C(NC1CCOc2ccccc21)c1ccccn1
Answer: b. O=C(NC1CCOc2ccccc21)c1ccccn1
{#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(NC1CCOc2ccccc21)c1ccccn1
O=C(NC1CCOc2ccccc21)c1ccccn1
N-(3,4-dihydro-2H-chromen-4-yl)pyridine-2-carboxamide