The SMILES CCn1nc(C(=O)[O-])c(=O)c2cc3c(cc21)OCO3 represents a molecule that is not identified as toxic.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {clinical_toxicity#not &NULL}identified as {clinical_toxicity__names__adjective}.
1-ethyl-4-oxo-[1,3]dioxolo[4,5-g]cinnoline-3-carboxylate