p. 1248 - 1251
(2007/10/03)7-(2,5-Dimethyl-phenoxy)-2,3-dimethyl-5,9-dihydro-6,8-dithia-7-phospha-benzocycloheptene 7-oxide
C20H19N2O3P
4-(2,5-Dimethyl-phenoxy)-3,5-dioxa-4-phospha-cyclohepta[2,1-a;3,4-a']dinaphthalene 4-oxide
C20H17Cl2N2O3P
2-(2,5-Dimethyl-phenoxy)-3-p-tolyl-3,4-dihydro-1-oxa-3-aza-2-phospha-phenanthrene 2-oxide