The molecule with the SMILES representation of NC(=O)N/N=C/c1ccc([N+](=O)[O-])o1 shows no toxicity.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {clinical_toxicity#no &NULL}{clinical_toxicity__names__noun}.
[(E)-(5-nitrofuran-2-yl)methylideneamino]urea