The molecule with the SMILES O=c1oc2ccccc2c([O-])c1Cc1c([O-])c2ccccc2oc1=O displays no toxicity.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {clinical_toxicity#no &NULL}{clinical_toxicity__names__noun}.
3-[(4-oxido-2-oxochromen-3-yl)methyl]-2-oxochromen-4-olate