Title: 1',3',3'-Trimethyl-2,3-diphenyl-2,3-di-hydro-isoxazole-5(4H)-spiro-2'-indoline.
Journal: Acta crystallographica. Section E, Structure reports online 20090201
Title: 5',6-Dichloro-1',3',3'-trimethyl-spiro-[2H-1-benzopyran-2,2'-indoline].
Journal: Acta crystallographica. Section E, Structure reports online 20080801