The molecule with the SMILES representation of NCC[NH2+]CCNCC[NH3+] shows no clinical toxicity.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {clinical_toxicity#no &NULL}{clinical_toxicity__names__noun}.
2-(2-azaniumylethylamino)ethyl-(2-azanylethyl)azanium