p. 670 - 674
(2007/10/02)1,3-Bis-(4-chloro-phenyl)-5,6-dimethyl-benzo[c]thiophene
1,2-bis-(4-chloro-benzoyl)-4,5-dimethyl-benzene
1,3-Bis-(4-chloro-phenyl)-5,6-dimethyl-4,7-dihydro-benzo[c]thiophene
1,3-bis-(4-chloro-phenyl)-5,6-dimethyl-4,7-dihydro-isobenzofuran
1.2-dibromo-1.2-dimethyl-4.5-bis-(4-chloro-benzoyl)-cyclohexane