Task: Answer the multiple-choice question.
Question: Which compound exhibits a -7.519\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cc1nn(-c2cc(N3CCOCC3)ccc2[N+](=O)[O-])c(=O)c2ccccc12
b CN1CC2(C(=O)c3ccccc3)CN(C)CC(C(=O)c3ccccc3)(C1)C2
Answer: b. CN1CC2(C(=O)c3ccccc3)CN(C)CC(C(=O)c3ccccc3)(C1)C2
{#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#}
CN1CC2(C(=O)c3ccccc3)CN(C)CC(C(=O)c3ccccc3)(C1)C2
CN1CC2(C(=O)c3ccccc3)CN(C)CC(C(=O)c3ccccc3)(C1)C2
(5-benzoyl-3,7-dimethyl-3,7-diazabicyclo[3.3.1]nonan-1-yl)-phenylmethanone