Task: Answer the multiple choice question.
Query: Which compound has a -3.341\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CC1CC(C)CN(S(=O)(=O)c2ccc3c(c2)oc(=O)n3CC(=O)NCc2cccnc2)C1
b O=c1/c(=C/c2ccc([N+](=O)[O-])cc2)sc2n1CCCN=2
Answer: b. O=c1/c(=C/c2ccc([N+](=O)[O-])cc2)sc2n1CCCN=2
{#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=c1/c(=C/c2ccc([N+](=O)[O-])cc2)sc2n1CCCN=2
O=c1/c(=C/c2ccc([N+](=O)[O-])cc2)sc2n1CCCN=2
(2Z)-2-[(4-nitrophenyl)methylidene]-6,7-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidin-3-one