Task: Answer the multiple-choice question.
Question: Which compound exhibits a -6.303\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. Nc1nonc1C(=O)N/N=C/c1cccc([N+](=O)[O-])c1
b. O=C(NCc1n[nH]c(=S)n1-c1ccc(Br)cc1)c1ccc(S(=O)(=O)N2CCCCC2)cc1
c. COc1ccc(N(CC(=O)NCCc2ccccc2)C(=O)c2csnn2)cc1OC
d. Cc1nnc(SCC(=O)n2c3c(c4ccccc42)CCCC3)s1
e. O=C(Nc1ccc2c(c1)OCO2)c1cnn2c1NC(c1ccco1)CC2C(F)(F)F
Answer: a. Nc1nonc1C(=O)N/N=C/c1cccc([N+](=O)[O-])c1
{#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#}
Nc1nonc1C(=O)N/N=C/c1cccc([N+](=O)[O-])c1
Nc1nonc1C(=O)N/N=C/c1cccc([N+](=O)[O-])c1
4-amino-N-[(E)-(3-nitrophenyl)methylideneamino]-1,2,5-oxadiazole-3-carboxamide