Task: Answer the MCQ question.
Question: Which compound exhibits a 18.512\% 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.) O=C(N/N=C/c1ccccn1)c1cccc([N+](=O)[O-])c1
b.) O=C1NC(=O)/C(=C\c2ccc(Oc3ccc([N+](=O)[O-])cn3)cc2)S1
Answer: b. O=C1NC(=O)/C(=C\c2ccc(Oc3ccc([N+](=O)[O-])cn3)cc2)S1
{#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=C1NC(=O)/C(=C\c2ccc(Oc3ccc([N+](=O)[O-])cn3)cc2)S1
O=C1NC(=O)/C(=C\c2ccc(Oc3ccc([N+](=O)[O-])cn3)cc2)S1
(5E)-5-[[4-(5-nitropyridin-2-yl)oxyphenyl]methylidene]-1,3-thiazolidine-2,4-dione