The molecule SMILES O=C1CN(/N=C/c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)C(=O)N1 is not toxic.
The {#molecule |!}{SMILES__description} {SMILES#} is {clinical_toxicity#not &NULL}{clinical_toxicity__names__adjective}.
1-[(E)-[5-(4-nitrophenyl)furan-2-yl]methylideneamino]imidazolidine-2,4-dione