What is the acute oral toxicity rat LD50 value for the SMILES C#CCN1CCC2=C(C1)c1c(O)cc(C(C)C(C)CCCCC)cc1OC2(C)C: 2.643
What is the {acute_toxicity__names__noun} value for the {SMILES__description} {SMILES#}: {acute_toxicity#}