1,3-Diaza-2-phosphatricyclo(3.3.1.1(sup3,7))decan-6-one, 5,7-dimethyl-2-phenoxy-, 2-oxide 172881-99-1 5,7-Dimethyl-2,6-dioxo-2-phenoxy-1,3-diaza-2-phosphaadamantane 5,7-Dimethyl-2-phenoxy-1,3-diaza-2-phosphatricyclo(3.3.1.1(sup3,7))decan-6-one 2-oxide