What is the acute oral toxicity (LD50 in rats) value for the SMILES O=[N+]([O-])c1ccc(ON=Cc2cc(Br)c(O)c(Br)c2)c([N+](=O)[O-])c1: 2.622
What is the {acute_toxicity__names__noun} value for the {SMILES__description} {SMILES#}: {acute_toxicity#}