What is the acute oral toxicity rat LD50 value for the SMILES CC1=CC(=O)N2CC(=O)N(C)c3ccc(Cl)cc3C2(c2ccccc2)O1: 1.868
What is the {acute_toxicity__names__noun} value for the {SMILES__description} {SMILES#}: {acute_toxicity#}