... of Optically Active 2-[Benzyl(phenyl)amino]ethyl 5-(5,5-Dimethyl-2- oxo-l,3,2-dioxaphosphorinan- Z-yl)-1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3—pyridinecarboxylate (NZ-105) Ryozo SAKODA,* Hiroo MATSUMOTO, and Kiyotomo SETO Central Research Institute ...