The chemical with the SMILES representation of O=C1C=C2C(=CCOC2O)O1 shows a log10 acute oral toxicity rat LD50 of 1.44 log10(mg/kg).
The {#molecule|chemical|compound!} with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} a {log10_LD50__names__noun} of {log10_LD50#} {log10_LD50__units}.
4-hydroxy-4,6-dihydrofuro[3,2-c]pyran-2-one