The molecule with the SMILES O=C([O-])C(O)C(O)C(=O)[O-] shows no clinical toxicity.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {clinical_toxicity#no &NULL}{clinical_toxicity__names__noun}.
2,3-dihydroxybutanedioate