Entry score ------------------------------------------------------------------------------- --------- C06606 Paraoxon 1.0000 C06604 Parathion 0.8848 C13048 p-Nitrophenyl-O-ethyl ethylphosphonate 0.8421 D01591 Ethyl 4-nitrophenyl ethylphosphonate 0.8421 C11732 Diethyl phenyl phosphate 0.8232