What is the acute oral toxicity rat LD50 value for the SMILES O=C1OC(OC(=O)c2cccnc2Nc2cccc(C(F)(F)F)c2)c2ccccc21: 1.538
What is the {acute_toxicity__names__noun} value for the {SMILES__description} {SMILES#}: {acute_toxicity#}