p. 7865 - 7872
(2007/10/02)9,9,9a-trimethyl-3-mesityl-1,2,4-oxadiazolo<4,5-a>indoline
2,3,3-trimethylindoleniune
N-
9,9,9a-trimethyl-3-phenyl-1,2,4-oxadiazolo<4,5-a>indoline
9,9,9a-trimethyl-3-(4'-chlorophenyl)-1,2,4-oxadiazolo<4,5-a>indoline