Task: Answer the multiple choice question.
Query: Which compound exhibits a 2.248\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCCCCCCCC(NC(=O)c1ccc(C#N)cc1)C(=O)NCCC
b) O=C1CCN(Cc2ccccc2)CCN1[C@H](CSc1ccccc1)c1ccccc1
Answer: b. O=C1CCN(Cc2ccccc2)CCN1[C@H](CSc1ccccc1)c1ccccc1
{#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=C1CCN(Cc2ccccc2)CCN1[C@H](CSc1ccccc1)c1ccccc1
O=C1CCN(Cc2ccccc2)CCN1[C@H](CSc1ccccc1)c1ccccc1
1-benzyl-4-[(1S)-1-phenyl-2-phenylsulfanylethyl]-1,4-diazepan-5-one