Task: Answer the multiple-choice question.
Query: Which compound exhibits a -78.135% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccc(CCN2CC(C(=O)N3CCC(O)(c4ccccc4)CC3)CCC2=O)cc1
b CCCN1CCN(C(=O)c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)CC1
Answer: b. CCCN1CCN(C(=O)c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCN1CCN(C(=O)c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)CC1
CCCN1CCN(C(=O)c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)CC1
[5-(4-nitrophenyl)furan-2-yl]-(4-propylpiperazin-1-yl)methanone